From be3a19e454a6436d264b49fc8952033801383f6b Mon Sep 17 00:00:00 2001
From: Sudeep Mohanty <sudeep.mohanty@espressif.com>
Date: Tue, 18 Aug 2026 10:50:58 +0200
Subject: [PATCH] fix(esp_hal_pmu): include stddef.h for NULL in rtc_cntl_hal

---
 components/esp_hal_pmu/esp32c2/rtc_cntl_hal.c | 1 +
 components/esp_hal_pmu/esp32c3/rtc_cntl_hal.c | 1 +
 components/esp_hal_pmu/esp32s3/rtc_cntl_hal.c | 1 +
 3 files changed, 3 insertions(+)

diff --git a/components/esp_hal_pmu/esp32c2/rtc_cntl_hal.c b/components/esp_hal_pmu/esp32c2/rtc_cntl_hal.c
index 877953a48b5..367dff3edcc 100644
--- a/components/esp_hal_pmu/esp32c2/rtc_cntl_hal.c
+++ b/components/esp_hal_pmu/esp32c2/rtc_cntl_hal.c
@@ -6,6 +6,7 @@
 
 // The HAL layer for RTC CNTL (common part)
 
+#include <stddef.h>
 #include "soc/soc_caps.h"
 #include "soc/lldesc.h"
 #include "hal/rtc_hal.h"
diff --git a/components/esp_hal_pmu/esp32c3/rtc_cntl_hal.c b/components/esp_hal_pmu/esp32c3/rtc_cntl_hal.c
index 8c92189f7b3..95ff7ed987f 100644
--- a/components/esp_hal_pmu/esp32c3/rtc_cntl_hal.c
+++ b/components/esp_hal_pmu/esp32c3/rtc_cntl_hal.c
@@ -6,6 +6,7 @@
 
 // The HAL layer for RTC CNTL (common part)
 
+#include <stddef.h>
 #include "soc/soc_caps.h"
 #include "soc/lldesc.h"
 #include "hal/dma_types.h"
diff --git a/components/esp_hal_pmu/esp32s3/rtc_cntl_hal.c b/components/esp_hal_pmu/esp32s3/rtc_cntl_hal.c
index 42ce5eca073..f8a14cc9f6a 100644
--- a/components/esp_hal_pmu/esp32s3/rtc_cntl_hal.c
+++ b/components/esp_hal_pmu/esp32s3/rtc_cntl_hal.c
@@ -6,6 +6,7 @@
 
 // The HAL layer for RTC CNTL (common part)
 
+#include <stddef.h>
 #include "hal/rtc_hal.h"
 #include "soc/soc_caps.h"
 #include "esp32s3/rom/lldesc.h"