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Diffstat (limited to 'net/xfrm/xfrm_replay.c')
-rw-r--r--net/xfrm/xfrm_replay.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/xfrm/xfrm_replay.c b/net/xfrm/xfrm_replay.c
index f218385..47f1b86 100644
--- a/net/xfrm/xfrm_replay.c
+++ b/net/xfrm/xfrm_replay.c
@@ -532,9 +532,12 @@ int xfrm_init_replay(struct xfrm_state *x)
if (replay_esn) {
if (replay_esn->replay_window >
- replay_esn->bmp_len * sizeof(__u32))
+ replay_esn->bmp_len * sizeof(__u32) * 8)
return -EINVAL;
+ if ((x->props.flags & XFRM_STATE_ESN) && replay_esn->replay_window == 0)
+ return -EINVAL;
+
if ((x->props.flags & XFRM_STATE_ESN) && x->replay_esn)
x->repl = &xfrm_replay_esn;
else
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