erofs: fix error return code in erofs_fscache_{meta_,}read_folio
authorSun Ke <sunke32@huawei.com>
Mon, 15 Aug 2022 03:48:29 +0000 (11:48 +0800)
committerGao Xiang <hsiangkao@linux.alibaba.com>
Mon, 5 Sep 2022 15:21:15 +0000 (23:21 +0800)
commit5bd9628b784cc5e38e1c7ebb680bbd6ee741230e
treefa9217830706d125eb53d9e1a691e478e2589fe0
parent568035b01cfb107af8d2e4bd2fb9aea22cf5b868
erofs: fix error return code in erofs_fscache_{meta_,}read_folio

If erofs_fscache_alloc_request fail and then goto out, it will return 0.
it should return a negative error code instead of 0.

Fixes: d435d53228dd ("erofs: change to use asynchronous io for fscache readpage/readahead")
Signed-off-by: Sun Ke <sunke32@huawei.com>
Reviewed-by: Jingbo Xu <jefflexu@linux.alibaba.com>
Reviewed-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Link: https://lore.kernel.org/r/20220815034829.3940803-1-sunke32@huawei.com
Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
fs/erofs/fscache.c