lkml.org 
[lkml]   [2020]   [Apr]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 1/2] net: openvswitch: suitable access to the dp_meters
Date
From: Tonghao Zhang <xiangxia.m.yue@gmail.com>

To fix the following sparse warning:
| net/openvswitch/meter.c:109:38: sparse: sparse: incorrect type
| in assignment (different address spaces) ...
| net/openvswitch/meter.c:720:45: sparse: sparse: incorrect type
| in argument 1 (different address spaces) ...

Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com>
---
net/openvswitch/meter.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/net/openvswitch/meter.c b/net/openvswitch/meter.c
index 915f31123f23..612ad5586ce9 100644
--- a/net/openvswitch/meter.c
+++ b/net/openvswitch/meter.c
@@ -107,8 +107,8 @@ dp_meter_instance_realloc(struct dp_meter_table *tbl, u32 size)
return -ENOMEM;

for (i = 0; i < n_meters; i++)
- new_ti->dp_meters[i] =
- rcu_dereference_ovsl(ti->dp_meters[i]);
+ if (rcu_dereference_ovsl(ti->dp_meters[i]))
+ new_ti->dp_meters[i] = ti->dp_meters[i];

rcu_assign_pointer(tbl->ti, new_ti);
call_rcu(&ti->rcu, dp_meter_instance_free_rcu);
@@ -752,7 +752,7 @@ void ovs_meters_exit(struct datapath *dp)
int i;

for (i = 0; i < ti->n_meters; i++)
- ovs_meter_free(ti->dp_meters[i]);
+ ovs_meter_free(rcu_dereference_raw(ti->dp_meters[i]));

dp_meter_instance_free(ti);
}
--
2.23.0
\
 
 \ /
  Last update: 2020-04-25 05:41    [W:0.049 / U:0.716 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site