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Fix crash if the SSH server disconnects.

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When ssh_remote_error returns, the ssh2_transport_state has been
freed, so we shouldn't try to reach into it to pop its in_pq.
This commit is contained in:
Simon Tatham 2019-03-10 17:21:30 +00:00
parent a1ce240cfb
commit 58fd58d64c
1 changed files with 1 additions and 1 deletions
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ssh2transport.c
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@ -347,7 +347,7 @@ bool ssh2_common_filter_queue(PacketProtocolLayer *ppl)
((reason > 0 && reason < lenof(ssh2_disconnect_reasons)) ? ((reason > 0 && reason < lenof(ssh2_disconnect_reasons)) ?
ssh2_disconnect_reasons[reason] : "unknown"), ssh2_disconnect_reasons[reason] : "unknown"),
PTRLEN_PRINTF(msg)); PTRLEN_PRINTF(msg));
pq_pop(ppl->in_pq); /* don't try to pop the queue, because we've been freed! */
return true; /* indicate that we've been freed */ return true; /* indicate that we've been freed */
case SSH2_MSG_DEBUG: case SSH2_MSG_DEBUG: