diff --git a/board/freescale/imx8qm_mek/imx8qm_mek.c b/board/freescale/imx8qm_mek/imx8qm_mek.c
index 629d052..b32e522 100644
--- a/board/freescale/imx8qm_mek/imx8qm_mek.c
+++ b/board/freescale/imx8qm_mek/imx8qm_mek.c
@@ -570,7 +570,7 @@ int board_late_init(void)
 	end_of_uboot += 9;
 
 	/* load hdmitxfw.bin and hdmirxfw.bin*/
-	memcpy(IMX_HDMI_FIRMWARE_LOAD_ADDR, end_of_uboot,
+	memcpy((void *)IMX_HDMI_FIRMWARE_LOAD_ADDR, end_of_uboot,
 			IMX_HDMITX_FIRMWARE_SIZE + IMX_HDMIRX_FIRMWARE_SIZE);
 
 	sprintf(command, "hdp load 0x%x", IMX_HDMI_FIRMWARE_LOAD_ADDR);
diff --git a/lib/avb/libavb/avb_cmdline.c b/lib/avb/libavb/avb_cmdline.c
index 3f4b99a..ce33159 100644
--- a/lib/avb/libavb/avb_cmdline.c
+++ b/lib/avb/libavb/avb_cmdline.c
@@ -222,7 +222,7 @@ AvbSlotVerifyResult avb_append_options(
     AvbAlgorithmType algorithm_type,
     AvbHashtreeErrorMode hashtree_error_mode) {
   AvbSlotVerifyResult ret;
-  const char* verity_mode;
+  const char* verity_mode = NULL;
   bool is_device_unlocked;
   AvbIOResult io_ret;
 
@@ -320,7 +320,7 @@ AvbSlotVerifyResult avb_append_options(
   if (toplevel_vbmeta->flags & AVB_VBMETA_IMAGE_FLAGS_HASHTREE_DISABLED) {
     verity_mode = "disabled";
   } else {
-    const char* dm_verity_mode;
+    const char* dm_verity_mode = NULL;
     char* new_ret;
 
     switch (hashtree_error_mode) {