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block: Fix bdrv_is_first_non_filter() 

Consider top level BlockDriverStates as well.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Benoit Canet <benoit@irqsave.net>
Tested-by: Benoit Canet <benoit@irqsave.net>
This commit is contained in:
Kevin Wolf 2014-02-04 11:45:31 +01:00
parent a71835a0cc
commit e6dc8a1f83
1 changed files with 1 additions and 5 deletions
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6
block.c
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@ -5416,11 +5416,7 @@ bool bdrv_is_first_non_filter(BlockDriverState *candidate)
QTAILQ_FOREACH(bs, &bdrv_states, device_list) {
bool perm;
if (!bs->file) {
continue;
}
perm = bdrv_recurse_is_first_non_filter(bs->file, candidate);
perm = bdrv_recurse_is_first_non_filter(bs, candidate);
/* candidate is the first non filter */
if (perm) {