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block: Don't call blk_bs() twice in bdrv_lookup_bs()

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Signed-off-by: Alberto Garcia <berto@igalia.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Alberto Garcia 2015-10-26 16:46:49 +02:00 committed by Kevin Wolf
parent 3c07587d49
commit 9f4ed6fbd2
1 changed files with 3 additions and 3 deletions
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6
block.c
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@ -2683,12 +2683,12 @@ BlockDriverState *bdrv_lookup_bs(const char *device,
blk = blk_by_name(device); blk = blk_by_name(device);
if (blk) { if (blk) {
if (!blk_bs(blk)) { bs = blk_bs(blk);
if (!bs) {
error_setg(errp, "Device '%s' has no medium", device); error_setg(errp, "Device '%s' has no medium", device);
return NULL;
} }
return blk_bs(blk); return bs;
} }
} }