linux-kernel - Re: [PATCH] erofs: fix error return code in erofs_fscache_meta_read_folio and erofs_fscache_read

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Message-ID: <YvsoIFzRlGpqNZKg@B-P7TQMD6M-0146.local>
Date:   Tue, 16 Aug 2022 13:16:16 +0800
From:   Gao Xiang <hsiangkao@...ux.alibaba.com>
To:     Sun Ke <sunke32@...wei.com>
Cc:     xiang@...nel.org, chao@...nel.org, linux-erofs@...ts.ozlabs.org,
        linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
        yinxin.x@...edance.com
Subject: Re: [PATCH] erofs: fix error return code in
 erofs_fscache_meta_read_folio and erofs_fscache_read_folio

On Mon, Aug 15, 2022 at 11:48:29AM +0800, Sun Ke wrote:
> 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@...wei.com>

Minor, I tried to apply this patch by updating the patch title into
"erofs: fix error return code in erofs_fscache_{meta_,}read_folio"

since the original patch title is too long.

Thanks,
Gao Xiang