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SubjectRe: [PATCH net-next 2/3] bridge: mrp: Add br_mrp_fill_info
Hi Horatiu,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on net-next/master]

url: https://github.com/0day-ci/linux/commits/Horatiu-Vultur/bridge-mrp-Add-support-for-getting-the-status/20200630-214828
base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 5fb62372a0207f1514fa6052c51991198c46ffe2
config: i386-randconfig-s002-20200630 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-13) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.2-3-gfa153962-dirty
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)

net/smc/smc_ib.c:202:44: sparse: got struct net_device [noderef] __rcu *const ndev
net/sctp/sm_make_chunk.c:3060:48: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected int optname @@ got restricted __be16 @@
net/sctp/sm_make_chunk.c:3060:48: sparse: expected int optname
net/sctp/sm_make_chunk.c:3060:48: sparse: got restricted __be16
net/sctp/sm_make_chunk.c:3132:48: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected int optname @@ got restricted __be16 @@
net/sctp/sm_make_chunk.c:3132:48: sparse: expected int optname
net/sctp/sm_make_chunk.c:3132:48: sparse: got restricted __be16
net/ipv4/tcp_output.c:3346: warning: Function parameter or member 'sk' not described in 'tcp_make_synack'
net/ipv4/tcp_output.c:3346: warning: Function parameter or member 'dst' not described in 'tcp_make_synack'
net/ipv4/tcp_output.c:3346: warning: Function parameter or member 'req' not described in 'tcp_make_synack'
net/ipv4/tcp_output.c:3346: warning: Function parameter or member 'foc' not described in 'tcp_make_synack'
net/ipv4/tcp_output.c:3346: warning: Function parameter or member 'synack_type' not described in 'tcp_make_synack'
net/core/filter.c:400:33: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:403:33: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:406:33: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:409:33: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:412:33: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:486:27: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:489:27: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:492:27: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:1380:39: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sock_filter const *filter @@ got struct sock_filter [noderef] __user *filter @@
net/core/filter.c:1380:39: sparse: expected struct sock_filter const *filter
net/core/filter.c:1380:39: sparse: got struct sock_filter [noderef] __user *filter
net/core/filter.c:1458:39: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sock_filter const *filter @@ got struct sock_filter [noderef] __user *filter @@
net/core/filter.c:1458:39: sparse: expected struct sock_filter const *filter
net/core/filter.c:1458:39: sparse: got struct sock_filter [noderef] __user *filter
net/core/filter.c:7008:27: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:7011:27: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:7014:27: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:8768:31: sparse: sparse: symbol 'cg_skb_verifier_ops' was not declared. Should it be static?
net/core/filter.c:8774:27: sparse: sparse: symbol 'cg_skb_prog_ops' was not declared. Should it be static?
net/core/filter.c:8819:31: sparse: sparse: symbol 'cg_sock_verifier_ops' was not declared. Should it be static?
net/core/filter.c:8825:27: sparse: sparse: symbol 'cg_sock_prog_ops' was not declared. Should it be static?
net/core/filter.c:8828:31: sparse: sparse: symbol 'cg_sock_addr_verifier_ops' was not declared. Should it be static?
net/core/filter.c:8834:27: sparse: sparse: symbol 'cg_sock_addr_prog_ops' was not declared. Should it be static?
net/core/filter.c:215:32: sparse: sparse: cast to restricted __be16
net/core/filter.c:215:32: sparse: sparse: cast to restricted __be16
net/core/filter.c:215:32: sparse: sparse: cast to restricted __be16
net/core/filter.c:215:32: sparse: sparse: cast to restricted __be16
net/core/filter.c:242:32: sparse: sparse: cast to restricted __be32
net/core/filter.c:242:32: sparse: sparse: cast to restricted __be32
net/core/filter.c:242:32: sparse: sparse: cast to restricted __be32
net/core/filter.c:242:32: sparse: sparse: cast to restricted __be32
net/core/filter.c:242:32: sparse: sparse: cast to restricted __be32
net/core/filter.c:242:32: sparse: sparse: cast to restricted __be32
net/core/filter.c:1882:43: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __wsum [usertype] diff @@ got unsigned long long [usertype] to @@
net/core/filter.c:1882:43: sparse: expected restricted __wsum [usertype] diff
net/core/filter.c:1882:43: sparse: got unsigned long long [usertype] to
net/core/filter.c:1885:36: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __be16 [usertype] old @@ got unsigned long long [usertype] from @@
net/core/filter.c:1885:36: sparse: expected restricted __be16 [usertype] old
net/core/filter.c:1885:36: sparse: got unsigned long long [usertype] from
net/core/filter.c:1885:42: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __be16 [usertype] new @@ got unsigned long long [usertype] to @@
net/core/filter.c:1885:42: sparse: expected restricted __be16 [usertype] new
net/core/filter.c:1885:42: sparse: got unsigned long long [usertype] to
net/core/filter.c:1888:36: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __be32 [usertype] from @@ got unsigned long long [usertype] from @@
net/core/filter.c:1888:36: sparse: expected restricted __be32 [usertype] from
net/core/filter.c:1888:36: sparse: got unsigned long long [usertype] from
net/core/filter.c:1888:42: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __be32 [usertype] to @@ got unsigned long long [usertype] to @@
net/core/filter.c:1888:42: sparse: expected restricted __be32 [usertype] to
net/core/filter.c:1888:42: sparse: got unsigned long long [usertype] to
net/core/filter.c:1933:59: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __wsum [usertype] diff @@ got unsigned long long [usertype] to @@
net/core/filter.c:1933:59: sparse: expected restricted __wsum [usertype] diff
net/core/filter.c:1933:59: sparse: got unsigned long long [usertype] to
net/core/filter.c:1936:52: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __be16 [usertype] from @@ got unsigned long long [usertype] from @@
net/core/filter.c:1936:52: sparse: expected restricted __be16 [usertype] from
net/core/filter.c:1936:52: sparse: got unsigned long long [usertype] from
net/core/filter.c:1936:58: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected restricted __be16 [usertype] to @@ got unsigned long long [usertype] to @@
net/core/filter.c:1936:58: sparse: expected restricted __be16 [usertype] to
net/core/filter.c:1936:58: sparse: got unsigned long long [usertype] to
net/core/filter.c:1939:52: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __be32 [usertype] from @@ got unsigned long long [usertype] from @@
net/core/filter.c:1939:52: sparse: expected restricted __be32 [usertype] from
net/core/filter.c:1939:52: sparse: got unsigned long long [usertype] from
net/core/filter.c:1939:58: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected restricted __be32 [usertype] to @@ got unsigned long long [usertype] to @@
net/core/filter.c:1939:58: sparse: expected restricted __be32 [usertype] to
net/core/filter.c:1939:58: sparse: got unsigned long long [usertype] to
net/core/filter.c:1985:28: sparse: sparse: incorrect type in return expression (different base types) @@ expected unsigned long long @@ got restricted __wsum @@
net/core/filter.c:1985:28: sparse: expected unsigned long long
net/core/filter.c:1985:28: sparse: got restricted __wsum
net/core/filter.c:2007:35: sparse: sparse: incorrect type in return expression (different base types) @@ expected unsigned long long @@ got restricted __wsum [usertype] csum @@
net/core/filter.c:2007:35: sparse: expected unsigned long long
net/core/filter.c:2007:35: sparse: got restricted __wsum [usertype] csum
net/core/filter.c:4694:17: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] spi @@ got restricted __be32 const [usertype] spi @@
net/core/filter.c:4694:17: sparse: expected unsigned int [usertype] spi
net/core/filter.c:4694:17: sparse: got restricted __be32 const [usertype] spi
net/core/filter.c:4702:33: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] remote_ipv4 @@ got restricted __be32 const [usertype] a4 @@
net/core/filter.c:4702:33: sparse: expected unsigned int [usertype] remote_ipv4
net/core/filter.c:4702:33: sparse: got restricted __be32 const [usertype] a4
net/atm/lec.c:891:39: sparse: sparse: context imbalance in 'lec_priv_walk' - unexpected unlock
net/atm/lec.c:947:39: sparse: sparse: context imbalance in 'lec_seq_stop' - unexpected unlock
net/9p/client.c:420: warning: Function parameter or member 'c' not described in 'p9_client_cb'
net/9p/client.c:420: warning: Function parameter or member 'req' not described in 'p9_client_cb'
net/9p/client.c:420: warning: Function parameter or member 'status' not described in 'p9_client_cb'
net/9p/client.c:568: warning: Function parameter or member 'uidata' not described in 'p9_check_zc_errors'
net/9p/client.c:824: warning: Function parameter or member 'in_hdrlen' not described in 'p9_client_zc_rpc'
net/9p/client.c:824: warning: Excess function parameter 'hdrlen' description in 'p9_client_zc_rpc'
net/sunrpc/svcsock.c:226:5: warning: "ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE" is not defined, evaluates to 0 [-Wundef]
226 | #if ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> net/bridge/br_mrp_netlink.c:316:9: sparse: sparse: dereference of noderef expression
net/bridge/br_mrp_netlink.c:325:36: sparse: sparse: dereference of noderef expression
net/bridge/br_mrp_netlink.c:325:36: sparse: sparse: dereference of noderef expression
net/bridge/br_mrp_netlink.c:328:36: sparse: sparse: dereference of noderef expression
net/bridge/br_mrp_netlink.c:328:36: sparse: sparse: dereference of noderef expression
>> net/bridge/br_mrp_netlink.c:316:9: sparse: sparse: dereference of noderef expression
net/bridge/br_mrp.c:106:18: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [usertype] @@ got restricted __be16 [usertype] @@
net/bridge/br_mrp.c:106:18: sparse: expected unsigned short [usertype]
net/bridge/br_mrp.c:106:18: sparse: got restricted __be16 [usertype]
net/bridge/br_mrp.c:281:23: sparse: sparse: incorrect type in argument 1 (different modifiers) @@ expected struct list_head *entry @@ got struct list_head [noderef] * @@
net/bridge/br_mrp.c:281:23: sparse: expected struct list_head *entry
net/bridge/br_mrp.c:281:23: sparse: got struct list_head [noderef] *
net/bridge/br_mrp.c:332:28: sparse: sparse: incorrect type in argument 1 (different modifiers) @@ expected struct list_head *new @@ got struct list_head [noderef] * @@
net/bridge/br_mrp.c:332:28: sparse: expected struct list_head *new
net/bridge/br_mrp.c:332:28: sparse: got struct list_head [noderef] *
net/bridge/br_mrp.c:332:40: sparse: sparse: incorrect type in argument 2 (different modifiers) @@ expected struct list_head *head @@ got struct list_head [noderef] * @@
net/bridge/br_mrp.c:332:40: sparse: expected struct list_head *head
net/bridge/br_mrp.c:332:40: sparse: got struct list_head [noderef] *
net/bridge/br_mrp.c:682:29: sparse: sparse: incorrect type in argument 1 (different modifiers) @@ expected struct list_head const *head @@ got struct list_head [noderef] * @@
net/bridge/br_mrp.c:682:29: sparse: expected struct list_head const *head
net/bridge/br_mrp.c:682:29: sparse: got struct list_head [noderef] *
net/tipc/bearer.c:77: warning: Function parameter or member 'name' not described in 'tipc_media_find'
net/tipc/bearer.c:91: warning: Function parameter or member 'type' not described in 'media_find_id'
net/tipc/bearer.c:105: warning: Function parameter or member 'buf' not described in 'tipc_media_addr_printf'
net/tipc/bearer.c:105: warning: Function parameter or member 'len' not described in 'tipc_media_addr_printf'
net/tipc/bearer.c:105: warning: Function parameter or member 'a' not described in 'tipc_media_addr_printf'
net/tipc/bearer.c:174: warning: Function parameter or member 'net' not described in 'tipc_bearer_find'
net/tipc/bearer.c:174: warning: Function parameter or member 'name' not described in 'tipc_bearer_find'
net/tipc/bearer.c:238: warning: Function parameter or member 'net' not described in 'tipc_enable_bearer'
net/tipc/bearer.c:238: warning: Function parameter or member 'name' not described in 'tipc_enable_bearer'
net/tipc/bearer.c:238: warning: Function parameter or member 'disc_domain' not described in 'tipc_enable_bearer'
net/tipc/bearer.c:238: warning: Function parameter or member 'prio' not described in 'tipc_enable_bearer'
net/tipc/bearer.c:238: warning: Function parameter or member 'attr' not described in 'tipc_enable_bearer'
net/tipc/bearer.c:350: warning: Function parameter or member 'net' not described in 'tipc_reset_bearer'
net/tipc/bearer.c:350: warning: Function parameter or member 'b' not described in 'tipc_reset_bearer'
net/tipc/bearer.c:374: warning: Function parameter or member 'net' not described in 'bearer_disable'
net/tipc/bearer.c:374: warning: Function parameter or member 'b' not described in 'bearer_disable'
net/tipc/bearer.c:462: warning: Function parameter or member 'net' not described in 'tipc_l2_send_msg'
net/tipc/bearer.c:609: warning: Function parameter or member 'skb' not described in 'tipc_l2_rcv_msg'
net/tipc/bearer.c:609: warning: Excess function parameter 'buf' description in 'tipc_l2_rcv_msg'
net/ipv4/tcp_offload.c:129:49: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __wsum [usertype] res @@ got fouled restricted __sum16 @@
net/ipv4/tcp_offload.c:129:49: sparse: expected restricted __wsum [usertype] res
net/ipv4/tcp_offload.c:129:49: sparse: got fouled restricted __sum16
net/ipv4/tcp_offload.c:131:60: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __wsum [usertype] res @@ got fouled restricted __sum16 @@
net/ipv4/tcp_offload.c:131:60: sparse: expected restricted __wsum [usertype] res
net/ipv4/tcp_offload.c:131:60: sparse: got fouled restricted __sum16
net/ipv4/tcp_offload.c:173:41: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __wsum [usertype] res @@ got fouled restricted __sum16 @@
net/ipv4/tcp_offload.c:173:41: sparse: expected restricted __wsum [usertype] res
net/ipv4/tcp_offload.c:173:41: sparse: got fouled restricted __sum16
net/ipv4/tcp_offload.c:175:52: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __wsum [usertype] res @@ got fouled restricted __sum16 @@
net/ipv4/tcp_offload.c:175:52: sparse: expected restricted __wsum [usertype] res
net/ipv4/tcp_offload.c:175:52: sparse: got fouled restricted __sum16
net/9p/trans_fd.c:932:28: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __be32 [addressable] [assigned] [usertype] s_addr @@ got unsigned long @@
net/9p/trans_fd.c:932:28: sparse: expected restricted __be32 [addressable] [assigned] [usertype] s_addr
net/9p/trans_fd.c:932:28: sparse: got unsigned long
net/dcb/dcbnl.c:1828: warning: Function parameter or member 'dev' not described in 'dcb_getapp'
net/dcb/dcbnl.c:1828: warning: Function parameter or member 'app' not described in 'dcb_getapp'
net/dcb/dcbnl.c:1850: warning: Function parameter or member 'dev' not described in 'dcb_setapp'
net/dcb/dcbnl.c:1850: warning: Function parameter or member 'new' not described in 'dcb_setapp'
net/dcb/dcbnl.c:1891: warning: Function parameter or member 'dev' not described in 'dcb_ieee_getapp_mask'
net/dcb/dcbnl.c:1891: warning: Function parameter or member 'app' not described in 'dcb_ieee_getapp_mask'
net/dcb/dcbnl.c:1914: warning: Function parameter or member 'dev' not described in 'dcb_ieee_setapp'
net/dcb/dcbnl.c:1914: warning: Function parameter or member 'new' not described in 'dcb_ieee_setapp'
net/dcb/dcbnl.c:1945: warning: Function parameter or member 'dev' not described in 'dcb_ieee_delapp'
net/dcb/dcbnl.c:1945: warning: Function parameter or member 'del' not described in 'dcb_ieee_delapp'
net/dcb/dcbnl.c:1978: warning: Function parameter or member 'dev' not described in 'dcb_ieee_getapp_prio_dscp_mask_map'
net/dcb/dcbnl.c:1978: warning: Function parameter or member 'p_map' not described in 'dcb_ieee_getapp_prio_dscp_mask_map'
net/dcb/dcbnl.c:2008: warning: Function parameter or member 'dev' not described in 'dcb_ieee_getapp_dscp_prio_mask_map'
net/dcb/dcbnl.c:2008: warning: Function parameter or member 'p_map' not described in 'dcb_ieee_getapp_dscp_prio_mask_map'
net/dcb/dcbnl.c:2037: warning: Function parameter or member 'dev' not described in 'dcb_ieee_getapp_default_prio_mask'
net/9p/trans_common.c:23: warning: Function parameter or member 'pages' not described in 'p9_release_pages'
net/9p/trans_common.c:23: warning: Function parameter or member 'nr_pages' not described in 'p9_release_pages'
net/tipc/discover.c:82: warning: Function parameter or member 'skb' not described in 'tipc_disc_init_msg'
net/tipc/discover.c:82: warning: Function parameter or member 'mtyp' not described in 'tipc_disc_init_msg'
net/tipc/discover.c:82: warning: Excess function parameter 'type' description in 'tipc_disc_init_msg'
net/tipc/discover.c:348: warning: Function parameter or member 'skb' not described in 'tipc_disc_create'
net/tipc/discover.c:348: warning: Excess function parameter 'dest_domain' description in 'tipc_disc_create'
net/tipc/discover.c:399: warning: Excess function parameter 'dest_domain' description in 'tipc_disc_reset'
net/tipc/msg.c:68: warning: Function parameter or member 'gfp' not described in 'tipc_buf_acquire'
net/tipc/msg.c:214: warning: Function parameter or member '_hdr' not described in 'tipc_msg_append'
net/tipc/msg.c:214: warning: Excess function parameter 'hdr' description in 'tipc_msg_append'
net/tipc/msg.c:380: warning: Function parameter or member 'offset' not described in 'tipc_msg_build'
net/tipc/msg.c:706: warning: Function parameter or member 'net' not described in 'tipc_msg_lookup_dest'
net/tipc/monitor.c:263:35: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int @@ got restricted __be32 [usertype] @@
net/tipc/monitor.c:263:35: sparse: expected unsigned int
net/tipc/monitor.c:263:35: sparse: got restricted __be32 [usertype]
net/tipc/monitor.c:269:20: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [usertype] len @@ got restricted __be16 [usertype] @@
net/tipc/monitor.c:269:20: sparse: expected unsigned short [usertype] len
net/tipc/monitor.c:269:20: sparse: got restricted __be16 [usertype]
net/tipc/monitor.c:270:20: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [usertype] gen @@ got restricted __be16 [usertype] @@
net/tipc/monitor.c:270:20: sparse: expected unsigned short [usertype] gen
net/tipc/monitor.c:270:20: sparse: got restricted __be16 [usertype]
net/tipc/monitor.c:271:27: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [usertype] member_cnt @@ got restricted __be16 [usertype] @@
net/tipc/monitor.c:271:27: sparse: expected unsigned short [usertype] member_cnt
net/tipc/monitor.c:271:27: sparse: got restricted __be16 [usertype]
net/tipc/monitor.c:272:23: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [usertype] up_map @@ got restricted __be64 [usertype] @@
net/tipc/monitor.c:272:23: sparse: expected unsigned long long [usertype] up_map
net/tipc/monitor.c:272:23: sparse: got restricted __be64 [usertype]
net/tipc/monitor.c:458:30: sparse: sparse: cast to restricted __be16
net/tipc/monitor.c:458:30: sparse: sparse: cast to restricted __be16
net/tipc/monitor.c:458:30: sparse: sparse: cast to restricted __be16
net/tipc/monitor.c:458:30: sparse: sparse: cast to restricted __be16
net/tipc/monitor.c:460:23: sparse: sparse: cast to restricted __be16
net/tipc/monitor.c:460:23: sparse: sparse: cast to restricted __be16
net/tipc/monitor.c:460:23: sparse: sparse: cast to restricted __be16
net/tipc/monitor.c:460:23: sparse: sparse: cast to restricted __be16
--
net/bridge/br_device.c:475:25: sparse: sparse: incorrect type in argument 1 (different modifiers) @@ expected struct list_head *list @@ got struct list_head [noderef] * @@
net/bridge/br_device.c:475:25: sparse: expected struct list_head *list
net/bridge/br_device.c:475:25: sparse: got struct list_head [noderef] *
net/bridge/br_netlink_tunnel.c:29:6: warning: no previous prototype for 'vlan_tunid_inrange' [-Wmissing-prototypes]
29 | bool vlan_tunid_inrange(const struct net_bridge_vlan *v_curr,
| ^~~~~~~~~~~~~~~~~~
net/bridge/br_netlink_tunnel.c:196:5: warning: no previous prototype for 'br_vlan_tunnel_info' [-Wmissing-prototypes]
196 | int br_vlan_tunnel_info(const struct net_bridge_port *p, int cmd,
| ^~~~~~~~~~~~~~~~~~~
>> net/bridge/br_mrp_netlink.c:316:9: sparse: sparse: dereference of noderef expression
net/bridge/br_mrp_netlink.c:325:36: sparse: sparse: dereference of noderef expression
net/bridge/br_mrp_netlink.c:325:36: sparse: sparse: dereference of noderef expression
net/bridge/br_mrp_netlink.c:328:36: sparse: sparse: dereference of noderef expression
net/bridge/br_mrp_netlink.c:328:36: sparse: sparse: dereference of noderef expression
>> net/bridge/br_mrp_netlink.c:316:9: sparse: sparse: dereference of noderef expression
net/bridge/br_mrp.c:106:18: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [usertype] @@ got restricted __be16 [usertype] @@
net/bridge/br_mrp.c:106:18: sparse: expected unsigned short [usertype]
net/bridge/br_mrp.c:106:18: sparse: got restricted __be16 [usertype]
net/bridge/br_mrp.c:281:23: sparse: sparse: incorrect type in argument 1 (different modifiers) @@ expected struct list_head *entry @@ got struct list_head [noderef] * @@
net/bridge/br_mrp.c:281:23: sparse: expected struct list_head *entry
net/bridge/br_mrp.c:281:23: sparse: got struct list_head [noderef] *
net/bridge/br_mrp.c:332:28: sparse: sparse: incorrect type in argument 1 (different modifiers) @@ expected struct list_head *new @@ got struct list_head [noderef] * @@
net/bridge/br_mrp.c:332:28: sparse: expected struct list_head *new
net/bridge/br_mrp.c:332:28: sparse: got struct list_head [noderef] *
net/bridge/br_mrp.c:332:40: sparse: sparse: incorrect type in argument 2 (different modifiers) @@ expected struct list_head *head @@ got struct list_head [noderef] * @@
net/bridge/br_mrp.c:332:40: sparse: expected struct list_head *head
net/bridge/br_mrp.c:332:40: sparse: got struct list_head [noderef] *
net/bridge/br_mrp.c:682:29: sparse: sparse: incorrect type in argument 1 (different modifiers) @@ expected struct list_head const *head @@ got struct list_head [noderef] * @@
net/bridge/br_mrp.c:682:29: sparse: expected struct list_head const *head
net/bridge/br_mrp.c:682:29: sparse: got struct list_head [noderef] *
--
>> net/bridge/br_mrp_netlink.c:316:9: sparse: sparse: dereference of noderef expression
net/bridge/br_mrp_netlink.c:325:36: sparse: sparse: dereference of noderef expression
net/bridge/br_mrp_netlink.c:325:36: sparse: sparse: dereference of noderef expression
net/bridge/br_mrp_netlink.c:328:36: sparse: sparse: dereference of noderef expression
net/bridge/br_mrp_netlink.c:328:36: sparse: sparse: dereference of noderef expression
>> net/bridge/br_mrp_netlink.c:316:9: sparse: sparse: dereference of noderef expression

vim +316 net/bridge/br_mrp_netlink.c

306
307 int br_mrp_fill_info(struct sk_buff *skb, struct net_bridge *br)
308 {
309 struct nlattr *tb, *mrp_tb;
310 struct br_mrp *mrp;
311
312 mrp_tb = nla_nest_start_noflag(skb, IFLA_BRIDGE_MRP);
313 if (!mrp_tb)
314 return -EMSGSIZE;
315
> 316 list_for_each_entry(mrp, &br->mrp_list, list) {
317 tb = nla_nest_start_noflag(skb, IFLA_BRIDGE_MRP_INFO);
318 if (!tb)
319 goto nla_info_failure;
320
321 if (nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_RING_ID,
322 mrp->ring_id))
323 goto nla_put_failure;
324 if (nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_P_IFINDEX,
325 mrp->p_port->dev->ifindex))
326 goto nla_put_failure;
327 if (nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_S_IFINDEX,
328 mrp->s_port->dev->ifindex))
329 goto nla_put_failure;
330 if (nla_put_u16(skb, IFLA_BRIDGE_MRP_INFO_PRIO,
331 mrp->prio))
332 goto nla_put_failure;
333 if (nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_RING_STATE,
334 mrp->ring_state))
335 goto nla_put_failure;
336 if (nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_RING_ROLE,
337 mrp->ring_role))
338 goto nla_put_failure;
339 if (nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_TEST_INTERVAL,
340 mrp->test_interval))
341 goto nla_put_failure;
342 if (nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_TEST_MAX_MISS,
343 mrp->test_max_miss))
344 goto nla_put_failure;
345 if (nla_put_u32(skb, IFLA_BRIDGE_MRP_INFO_TEST_MONITOR,
346 mrp->test_monitor))
347 goto nla_put_failure;
348
349 nla_nest_end(skb, tb);
350 }
351 nla_nest_end(skb, mrp_tb);
352
353 return 0;
354
355 nla_put_failure:
356 nla_nest_cancel(skb, tb);
357
358 nla_info_failure:
359 nla_nest_cancel(skb, mrp_tb);
360
361 return -EMSGSIZE;
362 }
363

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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