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authorCong Wang <amwang@redhat.com>2013-01-22 21:09:50 +0000
committerDavid S. Miller <davem@davemloft.net>2013-01-28 00:15:27 -0500
commitcec771d646d6c9a6f123b50e132ab142342dcb97 (patch)
treed0591d47af01fb210a16635ff316e77161c5ec3a /net/decnet/dn_nsp_out.c
parent78fb2de711ec28997bf38bcf3e48e108e907be77 (diff)
downloadlinux-cec771d646d6c9a6f123b50e132ab142342dcb97.tar.bz2
decnet: use correct RCU API to deref sk_dst_cache field
sock->sk_dst_cache is protected by RCU, therefore we should use __sk_dst_get() to deref it once we lock the sock. This fixes several sparse warnings. Cc: linux-decnet-user@lists.sourceforge.net Cc: Eric Dumazet <eric.dumazet@gmail.com> Cc: David S. Miller <davem@davemloft.net> Signed-off-by: Cong Wang <amwang@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/decnet/dn_nsp_out.c')
-rw-r--r--net/decnet/dn_nsp_out.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/decnet/dn_nsp_out.c b/net/decnet/dn_nsp_out.c
index 8a96047c7c94..1aaa51ebbda6 100644
--- a/net/decnet/dn_nsp_out.c
+++ b/net/decnet/dn_nsp_out.c
@@ -598,7 +598,7 @@ void dn_nsp_send_disc(struct sock *sk, unsigned char msgflg,
if (reason == 0)
reason = le16_to_cpu(scp->discdata_out.opt_status);
- dn_nsp_do_disc(sk, msgflg, reason, gfp, sk->sk_dst_cache, ddl,
+ dn_nsp_do_disc(sk, msgflg, reason, gfp, __sk_dst_get(sk), ddl,
scp->discdata_out.opt_data, scp->addrrem, scp->addrloc);
}