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(parent: bd71ea6) | patch
mptcp: sendmsg: reset iter on error redux
authorFlorian Westphal <fw@strlen.de>
Sun, 16 Aug 2020 21:14:20 +0000 (23:14 +0200)
committerDavid S. Miller <davem@davemloft.net>
Mon, 17 Aug 2020 04:11:37 +0000 (21:11 -0700)
commitb3b2854dcf704c1db05d897072f98e8b79398af1
tree820241533efd4555882da00f2fefd68fb14318b7tree | snapshot
parentbd71ea60673180eccf17b1a1dda3504a04783789commit | diff
mptcp: sendmsg: reset iter on error redux

This fix wasn't correct: When this function is invoked from the
retransmission worker, the iterator contains garbage and resetting
it causes a crash.

As the work queue should not be performance critical also zero the
msghdr struct.

Fixes: 35759383133f64d "(mptcp: sendmsg: reset iter on error)"
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/mptcp/protocol.c diff | blob | history
Domain: System / Kernel;