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authorstephen hemminger <shemminger@vyatta.com>2009-11-10 07:54:56 +0000
committerDavid S. Miller <davem@davemloft.net>2009-11-10 22:27:13 -0800
commitff879eb611dba859c4349048a32789e8c82afa91 (patch)
tree2747cacc2b0882c7b85f92864ac69f1f01df6460 /net/can
parent61fbab77a843d2e772322ac130715cc9a98bf718 (diff)
downloadlinux-2.6.38-lt-ux500-ff879eb611dba859c4349048a32789e8c82afa91.tar.gz
CAN: use dev_get_by_index_rcu
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>
Diffstat (limited to 'net/can')
-rw-r--r--net/can/bcm.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/net/can/bcm.c b/net/can/bcm.c
index c302c2ec959..e32af52238a 100644
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@@ -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;
}