diff --git a/drivers/staging/spectra/ffsport.c b/drivers/staging/spectra/ffsport.c
index 44a7fbe7eccd45282cd94ab35169331513cbde91..fa21a0fd8e84643549a5de0088874a05cc3f940b 100644
--- a/drivers/staging/spectra/ffsport.c
+++ b/drivers/staging/spectra/ffsport.c
@@ -28,6 +28,7 @@
 #include <linux/log2.h>
 #include <linux/init.h>
 #include <linux/smp_lock.h>
+#include <linux/slab.h>
 
 /**** Helper functions used for Div, Remainder operation on u64 ****/