tcp: warn on negative reordering values

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Commit bafbb9c732 ("tcp: eliminate negative reordering
in tcp_clean_rtx_queue") fixes an issue for negative
reordering metrics.

To be resilient to such errors, warn and return
when a negative metric is passed to tcp_update_reordering().

Signed-off-by: Soheil Hassas Yeganeh <soheil@google.com>
Signed-off-by: Neal Cardwell <ncardwell@google.com>
Signed-off-by: Yuchung Cheng <ycheng@google.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Soheil Hassas Yeganeh 2017-05-16 17:39:02 -04:00 • committed by David S. Miller

parent c6cd850d65

commit 6f5b24eed0

1 changed files with 3 additions and 0 deletions

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net/ipv4/tcp_input.c

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