ext4: save unnecessary indentation in ext4_ext_create_new_leaf()

Save an indentation level in ext4_ext_create_new_leaf() by removing
unnecessary 'else'. Besides, the variable 'ee_block' is declared to
avoid line breaks. No functional changes.
Suggested-by: Jan Kara <jack@suse.cz>
Signed-off-by: Baokun Li <libaokun1@huawei.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Link: https://patch.msgid.link/20240822023545.1994557-26-libaokun@huaweicloud.comSigned-off-by: Theodore Ts'o <tytso@mit.edu>

fs/ext4/extents.c

@@ -1403,6 +1403,7 @@ ext4_ext_create_new_leaf(handle_t *handle, struct inode *inode,
 {
 	struct ext4_ext_path *curp;
 	int depth, i, err = 0;
+	ext4_lblk_t ee_block = le32_to_cpu(newext->ee_block);
 
 repeat:
 	i = depth = ext_depth(inode);
@@ -1424,20 +1425,17 @@ ext4_ext_create_new_leaf(handle_t *handle, struct inode *inode,
 			goto errout;
 
 		/* refill path */
-		path = ext4_find_extent(inode,
-				    (ext4_lblk_t)le32_to_cpu(newext->ee_block),
-				    path, gb_flags);
+		path = ext4_find_extent(inode, ee_block, path, gb_flags);
 		return path;
-	} else {
+	}
+
 	/* tree is full, time to grow in depth */
 	err = ext4_ext_grow_indepth(handle, inode, mb_flags);
 	if (err)
 		goto errout;
 
 	/* refill path */
-		path = ext4_find_extent(inode,
-				   (ext4_lblk_t)le32_to_cpu(newext->ee_block),
-				    path, gb_flags);
+	path = ext4_find_extent(inode, ee_block, path, gb_flags);
 	if (IS_ERR(path))
 		return path;
 
@@ -1450,7 +1448,7 @@ ext4_ext_create_new_leaf(handle_t *handle, struct inode *inode,
 		/* now we need to split */
 		goto repeat;
 	}
-	}
+
 	return path;
 
 errout: