gfs2: Remove unused variable sb_format

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>

fs/gfs2/incore.h

@@ -625,7 +625,6 @@ struct gfs2_inum_host {
 struct gfs2_sb_host {
 	u32 sb_magic;
 	u32 sb_type;
-	u32 sb_format;
 
 	u32 sb_fs_format;
 	u32 sb_multihost_format;

fs/gfs2/ops_fstype.c

@@ -204,7 +204,6 @@ static void gfs2_sb_in(struct gfs2_sbd *sdp, const void *buf)
 
 	sb->sb_magic = be32_to_cpu(str->sb_header.mh_magic);
 	sb->sb_type = be32_to_cpu(str->sb_header.mh_type);
-	sb->sb_format = be32_to_cpu(str->sb_header.mh_format);
 	sb->sb_fs_format = be32_to_cpu(str->sb_fs_format);
 	sb->sb_multihost_format = be32_to_cpu(str->sb_multihost_format);
 	sb->sb_bsize = be32_to_cpu(str->sb_bsize);