ocfs2: remove unused variable

delete_tail_recs in ocfs2_try_to_merge_extent() was only ever set, remove
it.

Signed-off-by: Tao Mao <tao.ma@oracle.com>
Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>

1 files changed, 16 insertions, 24 deletions

diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c
index 33d5cab5e690..c078b3b1f01e 100644
--- a/fs/ocfs2/alloc.c
+++ b/fs/ocfs2/alloc.c
@@ -2807,36 +2807,28 @@ static int ocfs2_try_to_merge_extent(struct inode *inode,
                                      struct ocfs2_merge_ctxt *ctxt)
 
 {
-        int ret = 0, delete_tail_recs = 0;
+        int ret = 0;
         struct ocfs2_extent_list *el = path_leaf_el(left_path);
         struct ocfs2_extent_rec *rec = &el->l_recs[split_index];
 
         BUG_ON(ctxt->c_contig_type == CONTIG_NONE);
 
-        if (ctxt->c_split_covers_rec) {
-                delete_tail_recs++;
-
-                if (ctxt->c_contig_type == CONTIG_LEFTRIGHT ||
-                    ctxt->c_has_empty_extent)
-                        delete_tail_recs++;
-
-                if (ctxt->c_has_empty_extent) {
-                        /*
-                         * The merge code will need to create an empty
-                         * extent to take the place of the newly
-                         * emptied slot. Remove any pre-existing empty
-                         * extents - having more than one in a leaf is
-                         * illegal.
-                         */
-                        ret = ocfs2_rotate_tree_left(inode, handle, left_path,
-                                                     dealloc);
-                        if (ret) {
-                                mlog_errno(ret);
-                                goto out;
-                        }
-                        split_index--;
-                        rec = &el->l_recs[split_index];
+        if (ctxt->c_split_covers_rec && ctxt->c_has_empty_extent) {
+                /*
+                 * The merge code will need to create an empty
+                 * extent to take the place of the newly
+                 * emptied slot. Remove any pre-existing empty
+                 * extents - having more than one in a leaf is
+                 * illegal.
+                 */
+                ret = ocfs2_rotate_tree_left(inode, handle, left_path,
+                                             dealloc);
+                if (ret) {
+                        mlog_errno(ret);
+                        goto out;
                 }
+                split_index--;
+                rec = &el->l_recs[split_index];
         }
 
         if (ctxt->c_contig_type == CONTIG_LEFTRIGHT) {