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block/io: bdrv_refresh_limits(): use ERRP_GUARD

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This simplifies following commit.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20201203222713.13507-3-vsementsov@virtuozzo.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Vladimir Sementsov-Ogievskiy 2020-12-04 01:27:11 +03:00 committed by Kevin Wolf
parent 9b100af30f
commit 33985614bd
1 changed files with 3 additions and 4 deletions
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7
block/io.c
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@ -135,10 +135,10 @@ static void bdrv_merge_limits(BlockLimits *dst, const BlockLimits *src)
void bdrv_refresh_limits(BlockDriverState *bs, Error **errp)
{
ERRP_GUARD();
BlockDriver *drv = bs->drv;
BdrvChild *c;
bool have_limits;
Error *local_err = NULL;
memset(&bs->bl, 0, sizeof(bs->bl));
@ -156,9 +156,8 @@ void bdrv_refresh_limits(BlockDriverState *bs, Error **errp)
QLIST_FOREACH(c, &bs->children, next) {
if (c->role & (BDRV_CHILD_DATA | BDRV_CHILD_FILTERED | BDRV_CHILD_COW))
{
bdrv_refresh_limits(c->bs, &local_err);
if (local_err) {
error_propagate(errp, local_err);
bdrv_refresh_limits(c->bs, errp);
if (*errp) {
return;
}
bdrv_merge_limits(&bs->bl, &c->bs->bl);