qeth: l3 fix rcu splat in xmit
authorFrank Blaschka <frank.blaschka@de.ibm.com>
Tue, 15 Nov 2011 02:31:15 +0000 (02:31 +0000)
committerGreg Kroah-Hartman <gregkh@suse.de>
Fri, 9 Dec 2011 16:55:59 +0000 (08:55 -0800)
commite03d2dc771361ff27ca042b793fa34b27bd6f115
tree0803e5f497d4bf34d63745b616352a82021127a1
parentf667de2e66ea9b8f99353ff01221bb355faf3f3c
qeth: l3 fix rcu splat in xmit

[ Upstream commit 1d36cb479f204a0fedc1a3e7ce7b32c0a2c48769 ]

when use dst_get_neighbour to get neighbour, we need
rcu_read_lock to protect, since dst_get_neighbour uses
rcu_dereference.

Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/s390/net/qeth_l3_main.c