ovl: split out ovl_get_upper() from ovl_fill_super()
And don't clobber ufs->upper_mnt on error.
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
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53dbb0b4
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And don't clobber ufs->upper_mnt on error.
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>