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mtd: ubi: wl: Fix error return code in ubi_wl_init() 

commit 7233982ade upstream.

Fix to return error code -ENOMEM from the kmem_cache_alloc() error
handling case instead of 0, as done elsewhere in this function.

Fixes: f78e5623f4 ("ubi: fastmap: Erase outdated anchor PEBs during
attach")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Reviewed-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
Cc: Ben Hutchings <ben.hutchings@codethink.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
pull/10/head
Wei Yongjun 2018-01-18 14:05:05 +00:00 committed by Greg Kroah-Hartman
parent 08fb833b40
commit 8626c40a30
1 changed files with 6 additions and 2 deletions
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8
drivers/mtd/ubi/wl.c
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@ -1615,8 +1615,10 @@ int ubi_wl_init(struct ubi_device *ubi, struct ubi_attach_info *ai)
cond_resched();
e = kmem_cache_alloc(ubi_wl_entry_slab, GFP_KERNEL);
if (!e)
if (!e) {
err = -ENOMEM;
goto out_free;
}
e->pnum = aeb->pnum;
e->ec = aeb->ec;
@ -1635,8 +1637,10 @@ int ubi_wl_init(struct ubi_device *ubi, struct ubi_attach_info *ai)
cond_resched();
e = kmem_cache_alloc(ubi_wl_entry_slab, GFP_KERNEL);
if (!e)
if (!e) {
err = -ENOMEM;
goto out_free;
}
e->pnum = aeb->pnum;
e->ec = aeb->ec;