ext4: remove unused argument from ext4_(inc|dec)_count

The 'handle' argument is not used for anything so simply remove it.
Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: Ritesh Harjani <riteshh@linux.ibm.com>
Link: https://lore.kernel.org/r/20200826133116.11592-1-nborisov@suse.comSigned-off-by: Theodore Ts'o <tytso@mit.edu>

fs/ext4/namei.c

@@ -2554,7 +2554,7 @@ static int ext4_delete_entry(handle_t *handle,
  * for checking S_ISDIR(inode) (since the INODE_INDEX feature will not be set
  * on regular files) and to avoid creating huge/slow non-HTREE directories.
  */
-static void ext4_inc_count(handle_t *handle, struct inode *inode)
+static void ext4_inc_count(struct inode *inode)
 {
 	inc_nlink(inode);
 	if (is_dx(inode) &&
@@ -2566,7 +2566,7 @@ static void ext4_inc_count(handle_t *handle, struct inode *inode)
  * If a directory had nlink == 1, then we should let it be 1. This indicates
  * directory has >EXT4_LINK_MAX subdirs.
  */
-static void ext4_dec_count(handle_t *handle, struct inode *inode)
+static void ext4_dec_count(struct inode *inode)
 {
 	if (!S_ISDIR(inode->i_mode) || inode->i_nlink > 2)
 		drop_nlink(inode);
@@ -2825,7 +2825,7 @@ static int ext4_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
 		iput(inode);
 		goto out_retry;
 	}
-	ext4_inc_count(handle, dir);
+	ext4_inc_count(dir);
 	ext4_update_dx_flag(dir);
 	err = ext4_mark_inode_dirty(handle, dir);
 	if (err)
@@ -3163,7 +3163,7 @@ static int ext4_rmdir(struct inode *dir, struct dentry *dentry)
 	retval = ext4_mark_inode_dirty(handle, inode);
 	if (retval)
 		goto end_rmdir;
-	ext4_dec_count(handle, dir);
+	ext4_dec_count(dir);
 	ext4_update_dx_flag(dir);
 	retval = ext4_mark_inode_dirty(handle, dir);
 
@@ -3434,7 +3434,7 @@ static int ext4_link(struct dentry *old_dentry,
 		ext4_handle_sync(handle);
 
 	inode->i_ctime = current_time(inode);
-	ext4_inc_count(handle, inode);
+	ext4_inc_count(inode);
 	ihold(inode);
 
 	err = ext4_add_entry(handle, dentry, inode);
@@ -3631,9 +3631,9 @@ static void ext4_update_dir_count(handle_t *handle, struct ext4_renament *ent)
 {
 	if (ent->dir_nlink_delta) {
 		if (ent->dir_nlink_delta == -1)
-			ext4_dec_count(handle, ent->dir);
+			ext4_dec_count(ent->dir);
 		else
-			ext4_inc_count(handle, ent->dir);
+			ext4_inc_count(ent->dir);
 		ext4_mark_inode_dirty(handle, ent->dir);
 	}
 }
@@ -3845,7 +3845,7 @@ static int ext4_rename(struct inode *old_dir, struct dentry *old_dentry,
 	}
 
 	if (new.inode) {
-		ext4_dec_count(handle, new.inode);
+		ext4_dec_count(new.inode);
 		new.inode->i_ctime = current_time(new.inode);
 	}
 	old.dir->i_ctime = old.dir->i_mtime = current_time(old.dir);
@@ -3855,14 +3855,14 @@ static int ext4_rename(struct inode *old_dir, struct dentry *old_dentry,
 		if (retval)
 			goto end_rename;
 
-		ext4_dec_count(handle, old.dir);
+		ext4_dec_count(old.dir);
 		if (new.inode) {
 			/* checked ext4_empty_dir above, can't have another
 			 * parent, ext4_dec_count() won't work for many-linked
 			 * dirs */
 			clear_nlink(new.inode);
 		} else {
-			ext4_inc_count(handle, new.dir);
+			ext4_inc_count(new.dir);
 			ext4_update_dx_flag(new.dir);
 			retval = ext4_mark_inode_dirty(handle, new.dir);
 			if (unlikely(retval))