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(parent: db20248) | patch
af_unix: fix bug on large send()
authorEric Dumazet <edumazet@google.com>
Mon, 12 Aug 2013 04:54:48 +0000 (21:54 -0700)
committerDavid S. Miller <davem@davemloft.net>
Mon, 12 Aug 2013 05:02:36 +0000 (22:02 -0700)
commit9e07c927e3a4ba21af43536594753738e1b77b6a
treeb7a261523d1225efcbdbcb254953492807eceefftree | snapshot
parentdb202486f4cf37ad7822d3f16c889d9d21e3ade1commit | diff
af_unix: fix bug on large send()

commit 3f04c3061c5 ("af_unix: improve STREAM behavior with fragmented
memory") added a bug on large send() because the
skb_copy_datagram_from_iovec() call always start from the beginning
of iovec.

We must instead use the @sent variable to properly skip the
already processed part.

Reported-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/unix/af_unix.c diff | blob | history
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