From: Marcelo Tosatti <mtosatti@redhat.com>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [PATCH] fix savevm command without id or tag
Date: Wed, 20 Jan 2010 14:26:34 -0200 [thread overview]
Message-ID: <20100120162634.GA15296@amt.cnet> (raw)
savevm without id or tag segfaults in:
(gdb) bt
#0 0x00007f600a83bf8a in __strcmp_sse42 () from /lib64/libc.so.6
#1 0x00000000004745b6 in bdrv_snapshot_find (bs=<value optimized out>,
sn_info=0x7fff996be280, name=0x0) at savevm.c:1631
#2 0x0000000000475c80 in del_existing_snapshots (name=<value optimized out>,
mon=<value optimized out>) at savevm.c:1654
#3 do_savevm (name=<value optimized out>, mon=<value optimized out>)
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
diff --git a/savevm.c b/savevm.c
index b3bb909..2fd3de6 100644
--- a/savevm.c
+++ b/savevm.c
@@ -1718,7 +1718,7 @@ void do_savevm(Monitor *mon, const QDict *qdict)
sn->vm_clock_nsec = qemu_get_clock(vm_clock);
/* Delete old snapshots of the same name */
- if (del_existing_snapshots(mon, name) < 0) {
+ if (name && del_existing_snapshots(mon, name) < 0) {
goto the_end;
}
next reply other threads:[~2010-01-20 16:27 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-20 16:26 Marcelo Tosatti [this message]
2010-01-20 16:45 ` [Qemu-devel] [PATCH] fix savevm command without id or tag Kevin Wolf
2010-01-26 21:59 ` Anthony Liguori
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