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Subject[PATCH] Staging: lustre: Added missing __user keyword to several struct fields
Date
This is a patch that fixes up missing __user warnings found by the sparse

modified: drivers/staging/lustre/include/linux/libcfs/libcfs_ioctl.h
modified: drivers/staging/lustre/include/linux/lnet/lnetst.h
modified: drivers/staging/lustre/lnet/selftest/conctl.c
modified: drivers/staging/lustre/lnet/selftest/console.c
modified: drivers/staging/lustre/lnet/selftest/console.h

modified: drivers/staging/lustre/include/linux/libcfs/libcfs_ioctl.h
modified: drivers/staging/lustre/lnet/selftest/console.h

Signed-off-by: Adrian Remonda <adrianremonda@gmail.com>
---
.../lustre/include/linux/libcfs/libcfs_ioctl.h | 4 +--
drivers/staging/lustre/include/linux/lnet/lnetst.h | 36 +++++++++++-----------
drivers/staging/lustre/lnet/selftest/console.c | 2 +-
drivers/staging/lustre/lnet/selftest/console.h | 4 ++-
4 files changed, 24 insertions(+), 22 deletions(-)

diff --git a/drivers/staging/lustre/include/linux/libcfs/libcfs_ioctl.h b/drivers/staging/lustre/include/linux/libcfs/libcfs_ioctl.h
index 3ee38782ad8c..aa687b79384b 100644
--- a/drivers/staging/lustre/include/linux/libcfs/libcfs_ioctl.h
+++ b/drivers/staging/lustre/include/linux/libcfs/libcfs_ioctl.h
@@ -61,9 +61,9 @@ struct libcfs_ioctl_data {
char *ioc_inlbuf2;

__u32 ioc_plen1; /* buffers in userspace */
- char *ioc_pbuf1;
+ char __user *ioc_pbuf1;
__u32 ioc_plen2; /* buffers in userspace */
- char *ioc_pbuf2;
+ char __user *ioc_pbuf2;

char ioc_bulk[0];
};
diff --git a/drivers/staging/lustre/include/linux/lnet/lnetst.h b/drivers/staging/lustre/include/linux/lnet/lnetst.h
index 885f708d4031..846cddc11a81 100644
--- a/drivers/staging/lustre/include/linux/lnet/lnetst.h
+++ b/drivers/staging/lustre/include/linux/lnet/lnetst.h
@@ -277,7 +277,7 @@ typedef struct {
int lstio_dbg_timeout; /* IN: timeout of debug */

int lstio_dbg_nmlen; /* IN: len of name */
- char *lstio_dbg_namep; /* IN: name of group|batch */
+ char __user *lstio_dbg_namep; /* IN: name of group|batch */
int lstio_dbg_count; /* IN: # of test nodes to debug */
lnet_process_id_t *lstio_dbg_idsp; /* IN: id of test nodes */
struct list_head *lstio_dbg_resultp; /* OUT: list head of result buffer */
@@ -286,13 +286,13 @@ typedef struct {
typedef struct {
int lstio_grp_key; /* IN: session key */
int lstio_grp_nmlen; /* IN: name length */
- char *lstio_grp_namep; /* IN: group name */
+ char __user *lstio_grp_namep; /* IN: group name */
} lstio_group_add_args_t;

typedef struct {
int lstio_grp_key; /* IN: session key */
int lstio_grp_nmlen; /* IN: name length */
- char *lstio_grp_namep; /* IN: group name */
+ char __user *lstio_grp_namep; /* IN: group name */
} lstio_group_del_args_t;

#define LST_GROUP_CLEAN 1 /* remove inactive nodes in the group */
@@ -316,7 +316,7 @@ typedef struct {
char *lstio_grp_namep; /* IN: group name */
int lstio_grp_count; /* IN: # of nodes */
/** OUT: session features */
- unsigned *lstio_grp_featp;
+ unsigned __user *lstio_grp_featp;
lnet_process_id_t *lstio_grp_idsp; /* IN: nodes */
struct list_head *lstio_grp_resultp; /* OUT: list head of result buffer */
} lstio_group_nodes_args_t;
@@ -344,21 +344,21 @@ typedef struct {
typedef struct {
int lstio_bat_key; /* IN: session key */
int lstio_bat_nmlen; /* IN: name length */
- char *lstio_bat_namep; /* IN: batch name */
+ char __user *lstio_bat_namep; /* IN: batch name */
} lstio_batch_add_args_t;

typedef struct {
int lstio_bat_key; /* IN: session key */
int lstio_bat_nmlen; /* IN: name length */
- char *lstio_bat_namep; /* IN: batch name */
+ char __user *lstio_bat_namep; /* IN: batch name */
} lstio_batch_del_args_t;

typedef struct {
int lstio_bat_key; /* IN: session key */
int lstio_bat_timeout; /* IN: timeout for the batch */
int lstio_bat_nmlen; /* IN: name length */
- char *lstio_bat_namep; /* IN: batch name */
- struct list_head *lstio_bat_resultp; /* OUT: list head of result buffer */
+ char __user *lstio_bat_namep; /* IN: batch name */
+ struct list_head __user *lstio_bat_resultp; /* OUT: list head of result buffer */
} lstio_batch_run_args_t;

typedef struct {
@@ -375,7 +375,7 @@ typedef struct {
int lstio_bat_client; /* IN: is test client? */
int lstio_bat_timeout; /* IN: timeout for waiting */
int lstio_bat_nmlen; /* IN: name length */
- char *lstio_bat_namep; /* IN: batch name */
+ char __user *lstio_bat_namep; /* IN: batch name */
struct list_head *lstio_bat_resultp; /* OUT: list head of result buffer */
} lstio_batch_query_args_t;

@@ -389,13 +389,13 @@ typedef struct {
typedef struct {
int lstio_bat_key; /* IN: session key */
int lstio_bat_nmlen; /* IN: name length */
- char *lstio_bat_namep; /* IN: name */
+ char __user *lstio_bat_namep; /* IN: name */
int lstio_bat_server; /* IN: query server or not */
int lstio_bat_testidx; /* IN: test index */
lstcon_test_batch_ent_t *lstio_bat_entp; /* OUT: batch ent */

- int *lstio_bat_idxp; /* IN/OUT: index of node */
- int *lstio_bat_ndentp; /* IN/OUT: # of nodent */
+ int __user *lstio_bat_idxp; /* IN/OUT: index of node */
+ int __user *lstio_bat_ndentp; /* IN/OUT: # of nodent */
lstcon_node_ent_t *lstio_bat_dentsp; /* array of nodent */
} lstio_batch_info_args_t;

@@ -404,7 +404,7 @@ typedef struct {
int lstio_sta_key; /* IN: session key */
int lstio_sta_timeout; /* IN: timeout for stat request */
int lstio_sta_nmlen; /* IN: group name length */
- char *lstio_sta_namep; /* IN: group name */
+ char __user *lstio_sta_namep; /* IN: group name */
int lstio_sta_count; /* IN: # of pid */
lnet_process_id_t *lstio_sta_idsp; /* IN: pid */
struct list_head *lstio_sta_resultp; /* OUT: list head of result buffer */
@@ -421,7 +421,7 @@ typedef enum {
typedef struct {
int lstio_tes_key; /* IN: session key */
int lstio_tes_bat_nmlen; /* IN: batch name len */
- char *lstio_tes_bat_name; /* IN: batch name */
+ char __user *lstio_tes_bat_name; /* IN: batch name */
int lstio_tes_type; /* IN: test type */
int lstio_tes_oneside; /* IN: one sided test */
int lstio_tes_loop; /* IN: loop count */
@@ -430,16 +430,16 @@ typedef struct {
int lstio_tes_dist; /* IN: node distribution in destination groups */
int lstio_tes_span; /* IN: node span in destination groups */
int lstio_tes_sgrp_nmlen; /* IN: source group name length */
- char *lstio_tes_sgrp_name; /* IN: group name */
+ char __user *lstio_tes_sgrp_name; /* IN: group name */
int lstio_tes_dgrp_nmlen; /* IN: destination group name length */
- char *lstio_tes_dgrp_name; /* IN: group name */
+ char __user *lstio_tes_dgrp_name; /* IN: group name */

int lstio_tes_param_len; /* IN: param buffer len */
- void *lstio_tes_param; /* IN: parameter for specified test:
+ void __user *lstio_tes_param; /* IN: parameter for specified test:
lstio_bulk_param_t,
lstio_ping_param_t,
... more */
- int *lstio_tes_retp; /* OUT: private returned value */
+ int __user *lstio_tes_retp; /* OUT: private returned value */
struct list_head *lstio_tes_resultp; /* OUT: list head of result buffer */
} lstio_test_args_t;

diff --git a/drivers/staging/lustre/lnet/selftest/console.c b/drivers/staging/lustre/lnet/selftest/console.c
index 3bb47fa5d5c3..129a4df6ca7c 100644
--- a/drivers/staging/lustre/lnet/selftest/console.c
+++ b/drivers/staging/lustre/lnet/selftest/console.c
@@ -1767,7 +1767,7 @@ lstcon_session_new(char *name, int key, unsigned feats,

int
lstcon_session_info(lst_sid_t *sid_up, int *key_up, unsigned *featp,
- lstcon_ndlist_ent_t *ndinfo_up, char *name_up, int len)
+ lstcon_ndlist_ent_t *ndinfo_up, char __user *name_up, int len)
{
lstcon_ndlist_ent_t *entp;
lstcon_ndlink_t *ndl;
diff --git a/drivers/staging/lustre/lnet/selftest/console.h b/drivers/staging/lustre/lnet/selftest/console.h
index f960174ceff8..a9c26d4b5be0 100644
--- a/drivers/staging/lustre/lnet/selftest/console.h
+++ b/drivers/staging/lustre/lnet/selftest/console.h
@@ -186,7 +186,7 @@ extern int lstcon_session_match(lst_sid_t sid);
extern int lstcon_session_new(char *name, int key, unsigned version,
int timeout, int flags, lst_sid_t *sid_up);
extern int lstcon_session_info(lst_sid_t *sid_up, int *key, unsigned *verp,
- lstcon_ndlist_ent_t *entp, char *name_up, int len);
+ lstcon_ndlist_ent_t *entp, __user char *name_up, int len);
extern int lstcon_session_end(void);
extern int lstcon_session_debug(int timeout, struct list_head *result_up);
extern int lstcon_session_feats_check(unsigned feats);
@@ -229,4 +229,6 @@ extern int lstcon_test_add(char *batch_name, int type, int loop,
char *src_name, char *dst_name,
void *param, int paramlen, int *retp,
struct list_head *result_up);
+extern int lstcon_ioctl_entry(unsigned int cmd, struct libcfs_ioctl_data *data);
#endif
--
2.1.4


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