diff --git a/drivers/staging/ath6kl/miscdrv/ar3kps/ar3kpsconfig.c b/drivers/staging/ath6kl/miscdrv/ar3kps/ar3kpsconfig.c
index 67e6d5edfa51..55b0633af9ee 100644
--- a/drivers/staging/ath6kl/miscdrv/ar3kps/ar3kpsconfig.c
+++ b/drivers/staging/ath6kl/miscdrv/ar3kps/ar3kpsconfig.c
@@ -360,7 +360,7 @@ int PSSendOps(void *arg)
         	status = 1;
         	goto complete;
     	}
-	len = min(firmware->size, MAX_BDADDR_FORMAT_LENGTH - 1);
+	len = min_t(size_t, firmware->size, MAX_BDADDR_FORMAT_LENGTH - 1);
 	memcpy(config_bdaddr, firmware->data, len);
 	config_bdaddr[len] = '\0';
 	write_bdaddr(hdev,config_bdaddr,BDADDR_TYPE_STRING);