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authorDavid S. Miller <davem@davemloft.net>2011-03-02 13:27:41 -0800
committerDavid S. Miller <davem@davemloft.net>2011-03-02 13:27:41 -0800
commit452edd598f60522c11f7f88fdbab27eb36509d1a (patch)
treedf1510e9848e591a412c8bfa724253470c48c4c2 /net/decnet
parent3872b284087081ee5cb0e4630954c2f7a2153cf5 (diff)
downloadlinux-452edd598f60522c11f7f88fdbab27eb36509d1a.tar.bz2
xfrm: Return dst directly from xfrm_lookup()
Instead of on the stack. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/decnet')
-rw-r--r--net/decnet/dn_route.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index 0877147d2167..484fdbf92bd8 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -1222,7 +1222,11 @@ static int dn_route_output_key(struct dst_entry **pprt, struct flowi *flp, int f
err = __dn_route_output_key(pprt, flp, flags);
if (err == 0 && flp->proto) {
- err = xfrm_lookup(&init_net, pprt, flp, NULL, 0);
+ *pprt = xfrm_lookup(&init_net, *pprt, flp, NULL, 0);
+ if (IS_ERR(*pprt)) {
+ err = PTR_ERR(*pprt);
+ *pprt = NULL;
+ }
}
return err;
}
@@ -1235,7 +1239,11 @@ int dn_route_output_sock(struct dst_entry **pprt, struct flowi *fl, struct sock
if (err == 0 && fl->proto) {
if (!(flags & MSG_DONTWAIT))
fl->flags |= FLOWI_FLAG_CAN_SLEEP;
- err = xfrm_lookup(&init_net, pprt, fl, sk, 0);
+ *pprt = xfrm_lookup(&init_net, *pprt, fl, sk, 0);
+ if (IS_ERR(*pprt)) {
+ err = PTR_ERR(*pprt);
+ *pprt = NULL;
+ }
}
return err;
}