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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/xfrm
parentb1964b5fce389a5660139ca39c25ff294da07b4f (diff)
downloadop-kernel-dev-6f9c961546699ff8bc5e1c1c52200616867ec68a.zip
op-kernel-dev-6f9c961546699ff8bc5e1c1c52200616867ec68a.tar.gz
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/xfrm')
-rw-r--r--net/xfrm/xfrm_policy.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index e7f64bc..418daa0 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -1208,7 +1208,7 @@ static inline int policy_to_flow_dir(int dir)
}
}
-static struct xfrm_policy *xfrm_sk_policy_lookup(struct sock *sk, int dir,
+static struct xfrm_policy *xfrm_sk_policy_lookup(const struct sock *sk, int dir,
const struct flowi *fl)
{
struct xfrm_policy *pol;
@@ -2185,7 +2185,7 @@ static struct dst_entry *make_blackhole(struct net *net, u16 family,
*/
struct dst_entry *xfrm_lookup(struct net *net, struct dst_entry *dst_orig,
const struct flowi *fl,
- struct sock *sk, int flags)
+ const struct sock *sk, int flags)
{
struct xfrm_policy *pols[XFRM_POLICY_TYPE_MAX];
struct flow_cache_object *flo;
@@ -2333,7 +2333,7 @@ EXPORT_SYMBOL(xfrm_lookup);
*/
struct dst_entry *xfrm_lookup_route(struct net *net, struct dst_entry *dst_orig,
const struct flowi *fl,
- struct sock *sk, int flags)
+ const struct sock *sk, int flags)
{
struct dst_entry *dst = xfrm_lookup(net, dst_orig, fl, sk,
flags | XFRM_LOOKUP_QUEUE |
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