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qcow: initialize coroutine mutex

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commit 52b8eb6013 added a mutex,
but never initialized it.  This caused a segfault.

Reported-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Scott Wood 2011-08-11 16:27:15 -05:00 committed by Kevin Wolf
parent d57237f291
commit de33b1f3dd
1 changed files with 2 additions and 0 deletions
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2
block/qcow.c
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@ -159,6 +159,8 @@ static int qcow_open(BlockDriverState *bs, int flags)
goto fail; goto fail;
bs->backing_file[len] = '\0'; bs->backing_file[len] = '\0';
} }
qemu_co_mutex_init(&s->lock);
return 0; return 0;
fail: fail: