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[IPSEC]: Fix inetpeer leak in ipv4 xfrm dst entries.

We grab a reference to the route's inetpeer entry but
forget to release it in xfrm4_dst_destroy().

Bug discovered by Kazunori MIYAZAWA <kazunori@miyazawa.org>

Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller 18 年之前
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26db167702
共有 1 個文件被更改,包括 2 次插入0 次删除
  1. 2 0
      net/ipv4/xfrm4_policy.c

+ 2 - 0
net/ipv4/xfrm4_policy.c

@@ -274,6 +274,8 @@ static void xfrm4_dst_destroy(struct dst_entry *dst)
 
 	if (likely(xdst->u.rt.idev))
 		in_dev_put(xdst->u.rt.idev);
+	if (likely(xdst->u.rt.peer))
+		inet_putpeer(xdst->u.rt.peer);
 	xfrm_dst_destroy(xdst);
 }