reiserfsprogs: fix set-but-not-used gcc warnings

Signed-off-by: Jeff Mahoney <jeffm@suse.com>

reiserfscore/fix_node.c

@@ -1918,11 +1918,6 @@ static int dc_check_balance_leaf (struct tree_balance * tb, int h)
 {
     struct virtual_node * vn = tb->tb_vn;
 
-    /* Number of bytes that must be deleted from (value is negative if bytes
-       are deleted) buffer which contains node being balanced.  The mnemonic
-       is that the attempted change in node space used level is levbytes
-       bytes. */
-    int levbytes;
     /* the maximal item size */
     int n_ret_value;
     /* F0 is the parent of the node whose balance is currently being checked */
@@ -1931,8 +1926,6 @@ static int dc_check_balance_leaf (struct tree_balance * tb, int h)
     
     F0 = PATH_H_PPARENT (tb->tb_path, 0);
 
-    levbytes = tb->insert_size[h];
-
     if ( ! F0 ) {
 	/* S[0] is the root now. */
 	set_parameters (tb, h, 0, 0, 1, NULL, -1, -1);

reiserfscore/lbalance.c

@@ -370,10 +370,8 @@ static int leaf_copy_items (reiserfs_filsys_t * fs,
 			    int last_first, int cpy_num,
 			    int cpy_bytes)
 {
-    struct buffer_head * dest;
     int pos, i, src_nr_item, bytes;
 
-    dest = dest_bi->bi_bh;
     if ( cpy_num == 0 )
 	return 0;
  

reiserfscore/prints.c

@@ -511,7 +511,6 @@ static int is_symlink = 0;
 static int print_leaf (FILE * fp, reiserfs_filsys_t * fs, struct buffer_head * bh,
 		       int print_mode, int first, int last)
 {
-    struct block_head * blkh;
     struct item_head * ih;
     int i;
     int from, to;
@@ -520,7 +519,6 @@ static int print_leaf (FILE * fp, reiserfs_filsys_t * fs, struct buffer_head * b
     if (!is_tree_node (bh, DISK_LEAF_NODE_LEVEL))
 	return 1;
     
-    blkh = B_BLK_HEAD (bh);
     ih = B_N_PITEM_HEAD (bh,0);
     real_nr = leaf_count_ih(bh->b_data, bh->b_size);
     nr = get_blkh_nr_items((struct block_head *)bh->b_data);