diff --git a/net/irda/irttp.c b/net/irda/irttp.c
index 9cb79f9..47db1d8 100644
--- a/net/irda/irttp.c
+++ b/net/irda/irttp.c
@@ -28,6 +28,7 @@
 #include <linux/init.h>
 #include <linux/fs.h>
 #include <linux/seq_file.h>
+#include <linux/slab.h>
 
 #include <asm/byteorder.h>
 #include <asm/unaligned.h>