xfs: fix warnings about unused stack variables

Reduce stack usage and get rid of compiler warnings by eliminating
unused variables.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Carlos Maiolino <cmaiolino@redhat.com>

diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
index 8adb91b0558831b00ac8579748b72f73bf2bd128..a7048eafa8e6d8c92a0c6888017389d8562c75ba 100644 (file)
--- a/fs/xfs/libxfs/xfs_bmap.c
+++ b/fs/xfs/libxfs/xfs_bmap.c
@@ -1280,7 +1280,6 @@ xfs_bmap_read_extents(
                xfs_bmbt_rec_t  *frp;
                xfs_fsblock_t   nextbno;
                xfs_extnum_t    num_recs;
-               xfs_extnum_t    start;
 
                num_recs = xfs_btree_get_numrecs(block);
                if (unlikely(i + num_recs > room)) {
@@ -1303,7 +1302,6 @@ xfs_bmap_read_extents(
                 * Copy records into the extent records.
                 */
                frp = XFS_BMBT_REC_ADDR(mp, block, 1);
-               start = i;
                for (j = 0; j < num_recs; j++, i++, frp++) {
                        xfs_bmbt_rec_host_t *trp = xfs_iext_get_ext(ifp, i);
                        trp->l0 = be64_to_cpu(frp->l0);