[PATCH -next] erofs: fix error return code in erofs_read_superblock()

[Gao Xiang]

On Fri, May 21, 2021 at 09:14:58AM +0800, Chao Yu wrote:
> On 2021/5/20 16:40, Gao Xiang wrote:
> > Hi Yongjun and Dan,
> > 
> > On Thu, May 20, 2021 at 08:32:26AM +0300, Dan Carpenter wrote:
> > > On Wed, May 19, 2021 at 02:16:57PM +0000, Wei Yongjun wrote:
> > > > 'ret' will be overwritten to 0 if erofs_sb_has_sb_chksum() return true,
> > > > thus 0 will return in some error handling cases. Fix to return negative
> > > > error code -EINVAL instead of 0.
> > > > 
> > > > Reported-by: Hulk Robot <hulkci at huawei.com>
> > > > Signed-off-by: Wei Yongjun <weiyongjun1 at huawei.com>
> > > 
> > > You need to add Fixes tags to bug fix patches and you need to ensure
> > > that the authors of the Fixes commit are CC'd so they can review your
> > > fix.  get_maintainer.pl will add the author automatically, but normally
> > > I like to put them in the To header to make sure they see it.
> > > 
> > > Fixes: b858a4844cfb ("erofs: support superblock checksum")
> > 
> > The commit and the tag look good to me (sorry for a bit delay on this),
> > 
> > Fixes: b858a4844cfb ("erofs: support superblock checksum")
> > Cc: stable <stable at vger.kernel.org> # 5.5+
> > Reviewed-by: Gao Xiang <xiang at kernel.org>
> 
> Reviewed-by: Chao Yu <yuchao0 at huawei.com>

Thanks Chao, will add soon. :)

> 
> Thanks,
> 
> > 
> > (will apply to dev-test for a while and then to -next.)
> > 
> > Thanks,
> > Gao Xiang
> > 
> > .
> >