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authorEric Dumazet <edumazet@google.com>2015-09-25 07:39:10 -0700
committerDavid S. Miller <davem@davemloft.net>2015-09-25 13:00:37 -0700
commit6f9c961546699ff8bc5e1c1c52200616867ec68a (patch)
treebbc0ff11d4654d58f95dd667cdb0b560eadc2b00 /net/ipv4/route.c
parentb1964b5fce389a5660139ca39c25ff294da07b4f (diff)
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inet: constify ip_route_output_flow() socket argument
Very soon, TCP stack might call inet_csk_route_req(), which calls inet_csk_route_req() with an unlocked listener socket, so we need to make sure ip_route_output_flow() is not trying to change any field from its socket argument. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/route.c')
-rw-r--r--net/ipv4/route.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 80f7c5b7b832..f7afcba8b1a1 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -2291,7 +2291,7 @@ struct dst_entry *ipv4_blackhole_route(struct net *net, struct dst_entry *dst_or
}
struct rtable *ip_route_output_flow(struct net *net, struct flowi4 *flp4,
- struct sock *sk)
+ const struct sock *sk)
{
struct rtable *rt = __ip_route_output_key(net, flp4);