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hmp/vnc: Fix info vnc list leak 

We're iterating the list, and then freeing the iteration pointer rather
than the list head.

Fixes: 0a9667ecdb ("hmp: Update info vnc")
Reported-by: Coverity (CID 1421932)
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20200323120822.51266-1-dgilbert@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
(cherry picked from commit d4ff109373)
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
stable-4.2
Dr. David Alan Gilbert 2020-03-23 12:08:22 +00:00 committed by Michael Roth
parent 5ff78dc9bc
commit 674d382225
1 changed files with 3 additions and 2 deletions
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5
monitor/hmp-cmds.c
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@ -729,10 +729,11 @@ static void hmp_info_vnc_servers(Monitor *mon, VncServerInfo2List *server)
void hmp_info_vnc(Monitor *mon, const QDict *qdict)
{
VncInfo2List *info2l;
VncInfo2List *info2l, *info2l_head;
Error *err = NULL;
info2l = qmp_query_vnc_servers(&err);
info2l_head = info2l;
if (err) {
hmp_handle_error(mon, &err);
return;
@ -761,7 +762,7 @@ void hmp_info_vnc(Monitor *mon, const QDict *qdict)
info2l = info2l->next;
}
qapi_free_VncInfo2List(info2l);
qapi_free_VncInfo2List(info2l_head);
}
#endif