hulk inclusion category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I8P68G

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If idr_alloc() fails, dev->gd will be put after goto out_cleanup_disk in ubiblock_create(), but dev->gd has not been assigned yet at this time, and gd will not be put anymore. Fix it by putting gd directly.

Signed-off-by: Li Nan linan122@huawei.com --- drivers/mtd/ubi/block.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mtd/ubi/block.c b/drivers/mtd/ubi/block.c index 309a42aeaa4c..654bd7372cd8 100644 --- a/drivers/mtd/ubi/block.c +++ b/drivers/mtd/ubi/block.c @@ -434,7 +434,7 @@ int ubiblock_create(struct ubi_volume_info *vi) list_del(&dev->list); idr_remove(&ubiblock_minor_idr, gd->first_minor); out_cleanup_disk: - put_disk(dev->gd); + put_disk(gd); out_free_tags: blk_mq_free_tag_set(&dev->tag_set); out_free_dev: