xfs: remove a superfluous s_fs_info NULL check in xfs_fs_put_super

->put_super is only called when sb->s_root is set, and thus when
fill_super succeeds.  Thus drop the NULL check that can't happen in
xfs_fs_put_super.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Christian Brauner <brauner@kernel.org>
Reviewed-by: "Darrick J. Wong" <djwong@kernel.org>
Message-Id: <20230809220545.1308228-3-hch@lst.de>
Signed-off-by: Christian Brauner <brauner@kernel.org>

diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index 79c1dd9..e621e0d 100644 (file)
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -1133,10 +1133,6 @@ xfs_fs_put_super(
 {
        struct xfs_mount        *mp = XFS_M(sb);
 
-       /* if ->fill_super failed, we have no mount to tear down */
-       if (!sb->s_fs_info)
-               return;
-
        xfs_notice(mp, "Unmounting Filesystem %pU", &mp->m_sb.sb_uuid);
        xfs_filestream_unmount(mp);
        xfs_unmountfs(mp);