diff --git a/Makefile b/Makefile
index 870ae2e..b27a70f 100644
--- a/Makefile
+++ b/Makefile
@@ -14,6 +14,9 @@ EXTRA_CFLAGS += -Wno-unused-parameter
 EXTRA_CFLAGS += -Wno-unused-function
 EXTRA_CFLAGS += -Wno-unused
 
+EXTRA_CFLAGS += -Wno-incompatible-pointer-types
+EXTRA_CFLAGS += -Wno-implicit-function-declaration
+
 EXTRA_CFLAGS += -Wno-uninitialized
 EXTRA_CFLAGS += -Wno-int-to-pointer-cast
 
diff --git a/os_dep/linux/rtw_android.c b/os_dep/linux/rtw_android.c
index d56c2ec..8932dc7 100644
--- a/os_dep/linux/rtw_android.c
+++ b/os_dep/linux/rtw_android.c
@@ -352,7 +352,7 @@ int rtw_android_priv_cmd(struct net_device *net, struct ifreq *ifr, int cmd)
 		goto exit;
 	}
 
-	if (!access_ok(VERIFY_READ, priv_cmd.buf, priv_cmd.total_len)){
+	if (!access_ok(priv_cmd.buf, priv_cmd.total_len)){
 	 	DBG_871X("%s: failed to access memory\n", __FUNCTION__);
 		ret = -EFAULT;
 		goto exit;