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inet: Avoid potential NULL peer dereference.
[deliverable/linux.git]
/
net
/
ipv4
/
route.c
diff --git
a/net/ipv4/route.c
b/net/ipv4/route.c
index 4c33ce3000edcef32dfcfe584aac52fbbe2e29a5..842510d50453409482b03a4964022b8f4a501eb0 100644
(file)
--- a/
net/ipv4/route.c
+++ b/
net/ipv4/route.c
@@
-1333,11
+1333,12
@@
void rt_bind_peer(struct rtable *rt, __be32 daddr, int create)
return;
peer = inet_getpeer_v4(base, daddr, create);
return;
peer = inet_getpeer_v4(base, daddr, create);
-
- if (!rt_set_peer(rt, peer))
- inet_putpeer(peer);
- else
- rt->rt_peer_genid = rt_peer_genid();
+ if (peer) {
+ if (!rt_set_peer(rt, peer))
+ inet_putpeer(peer);
+ else
+ rt->rt_peer_genid = rt_peer_genid();
+ }
}
/*
}
/*
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