14 lines
449 B
Diff
14 lines
449 B
Diff
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
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index 1d7f49c..ccbd69b 100644
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--- a/net/ipv4/tcp.c
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+++ b/net/ipv4/tcp.c
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@@ -1532,7 +1532,7 @@ do_prequeue:
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}
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}
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}
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- if ((flags & MSG_PEEK) && peek_seq != tp->copied_seq) {
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+ if ((flags & MSG_PEEK) && (peek_seq - copied != tp->copied_seq)) {
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if (net_ratelimit())
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printk(KERN_DEBUG "TCP(%s:%d): Application bug, race in MSG_PEEK.\n",
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current->comm, task_pid_nr(current));
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