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ubi: block: fix memleak in ubiblock_create()

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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>
Reviewed-by: Zhihao Cheng <chengzhihao1@huawei.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
Li Nan 2023-12-08 15:46:29 +08:00 • committed by Richard Weinberger
parent ac8e9f64f5
commit adbf4c4954
1 changed files with 1 additions and 1 deletions
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2
drivers/mtd/ubi/block.c
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@ -434,7 +434,7 @@ out_remove_minor:
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: