xfs: remove variables that serve no purpose in xfs_alloc_ag_vextent_exact()

Remove two variables that serve no purpose in
xfs_alloc_ag_vextent_exact().

Signed-off-by: Chandra Seetharaman <sekharan@us.ibm.com>
Signed-off-by: Alex Elder <aelder@sgi.com>

diff --git a/fs/xfs/xfs_alloc.c b/fs/xfs/xfs_alloc.c
index 3ad3ab9f56cba0067ba9cda37f386cd3f5bb11bc..1e00b3ef627496d39a167891c2f8d7f980b595f6 100644 (file)
--- a/fs/xfs/xfs_alloc.c
+++ b/fs/xfs/xfs_alloc.c
@@ -570,9 +570,7 @@ xfs_alloc_ag_vextent_exact(
        xfs_agblock_t   tbno;   /* start block of trimmed extent */
        xfs_extlen_t    tlen;   /* length of trimmed extent */
        xfs_agblock_t   tend;   /* end block of trimmed extent */
-       xfs_agblock_t   end;    /* end of allocated extent */
        int             i;      /* success/failure of operation */
-       xfs_extlen_t    rlen;   /* length of returned extent */
 
        ASSERT(args->alignment == 1);
 
@@ -625,18 +623,16 @@ xfs_alloc_ag_vextent_exact(
         *
         * Fix the length according to mod and prod if given.
         */
-       end = XFS_AGBLOCK_MIN(tend, args->agbno + args->maxlen);
-       args->len = end - args->agbno;
+       args->len = XFS_AGBLOCK_MIN(tend, args->agbno + args->maxlen)
+                                               - args->agbno;
        xfs_alloc_fix_len(args);
        if (!xfs_alloc_fix_minleft(args))
                goto not_found;
 
-       rlen = args->len;
-       ASSERT(args->agbno + rlen <= tend);
-       end = args->agbno + rlen;
+       ASSERT(args->agbno + args->len <= tend);
 
        /*
-        * We are allocating agbno for rlen [agbno .. end]
+        * We are allocating agbno for args->len
         * Allocate/initialize a cursor for the by-size btree.
         */
        cnt_cur = xfs_allocbt_init_cursor(args->mp, args->tp, args->agbp,