renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-11-20 00:26:39 +08:00
Code

CAN: use dev_get_by_index_rcu

Browse Source 
Use new function to avoid doing read_lock().

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Oliver Hartkopp <oliver@hartkopp.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
stephen hemminger 2009-11-10 07:54:56 +00:00 committed by David S. Miller
parent 61fbab77a8
commit ff879eb611
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
net/can/bcm.c
View File

@ -139,13 +139,13 @@ static char *bcm_proc_getifname(char *result, int ifindex)
if (!ifindex)
return "any";
read_lock(&dev_base_lock);
dev = __dev_get_by_index(&init_net, ifindex);
rcu_read_lock();
dev = dev_get_by_index_rcu(&init_net, ifindex);
if (dev)
strcpy(result, dev->name);
else
strcpy(result, "???");
read_unlock(&dev_base_lock);
rcu_read_unlock();
return result;
}