mptcp: avoid data corruption on reinsert

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When updating a partially acked data fragment, we
actually corrupt it. This is irrelevant till we send
data on a single subflow, as retransmitted data, if
any are discarded by the peer as duplicate, but it
will cause data corruption as soon as we will start
creating non backup subflows.

Reviewed-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Tested-by: Christoph Paasch <cpaasch@apple.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Paolo Abeni 2020-07-23 13:02:30 +02:00 • committed by David S. Miller

parent b0977bb268

commit 53eb4c383d

1 changed files with 6 additions and 1 deletions

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net/mptcp/protocol.c

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