diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 9fd2a5e1be4dba61c58f44db91429b9ae14e79c8..4b8d431d7dff8b6763f6433db2fa4ce1d2f90235 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -74,10 +74,6 @@ static struct buffer_head *ext4_append(handle_t *handle,
 #define assert(test) J_ASSERT(test)
 #endif
 
-#ifndef swap
-#define swap(x, y) do { typeof(x) z = x; x = y; y = z; } while (0)
-#endif
-
 #ifdef DX_DEBUG
 #define dxtrace(command) command
 #else