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Fix free of an uninitialised pointer.

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CHAN_AGENT channels need c->u.a.message to be either NULL or valid
dynamically allocated memory, because it'll be freed by
ssh_channel_destroy. This bug triggers if an agent forwarding channel
is opened and closed without having sent any queries.

[originally from svn r10032]
This commit is contained in:
Simon Tatham 2013-08-26 11:55:56 +00:00
parent 597cbddbb9
commit 7e515c4111
1 changed files with 1 additions and 0 deletions
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ssh.c
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@ -7488,6 +7488,7 @@ static void ssh2_msg_channel_open(Ssh ssh, struct Packet *pktin)
else { else {
c->type = CHAN_AGENT; /* identify channel type */ c->type = CHAN_AGENT; /* identify channel type */
c->u.a.lensofar = 0; c->u.a.lensofar = 0;
c->u.a.message = NULL;
c->u.a.outstanding_requests = 0; c->u.a.outstanding_requests = 0;
} }
} else { } else {