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-rw-r--r--net/xfrm/xfrm_state.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index 5c5f6dcab974..e3a0bcfa5df1 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -1371,7 +1371,8 @@ int xfrm_replay_check(struct xfrm_state *x, __be32 net_seq)
return 0;
diff = x->replay.seq - seq;
- if (diff >= x->props.replay_window) {
+ if (diff >= min_t(unsigned int, x->props.replay_window,
+ sizeof(x->replay.bitmap) * 8)) {
x->stats.replay_window++;
return -EINVAL;
}