ext4: rename ext4_ext_find_extent() to ext4_find_extent()

Make the function name less redundant.

Signed-off-by: Theodore Ts'o <tytso@mit.edu>

fs/ext4/extents_status.c

@@ -426,7 +426,7 @@ static void ext4_es_insert_extent_ext_check(struct inode *inode,
 	unsigned short ee_len;
 	int depth, ee_status, es_status;
 
-	path = ext4_ext_find_extent(inode, es->es_lblk, NULL, EXT4_EX_NOCACHE);
+	path = ext4_find_extent(inode, es->es_lblk, NULL, EXT4_EX_NOCACHE);
 	if (IS_ERR(path))
 		return;