From: Rosen Penev <rosenp@gmail.com>
Date: Thu, 31 Oct 2024 19:22:04 +0000 (-0700)
Subject: lantiq: use devm for mutex_init
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=fccff963c0a6ba035455daea61566f4d121643e3;p=openwrt%2Fopenwrt.git

lantiq: use devm for mutex_init

It's common to avoid calling mutex_destroy when done. It's not correct strictly speaking.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/16832
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
---

diff --git a/target/linux/lantiq/patches-6.6/0008-MIPS-lantiq-backport-old-timer-code.patch b/target/linux/lantiq/patches-6.6/0008-MIPS-lantiq-backport-old-timer-code.patch
index 81bf72913b..a396efd990 100644
--- a/target/linux/lantiq/patches-6.6/0008-MIPS-lantiq-backport-old-timer-code.patch
+++ b/target/linux/lantiq/patches-6.6/0008-MIPS-lantiq-backport-old-timer-code.patch
@@ -186,7 +186,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
  obj-y += vmmc.o
 --- /dev/null
 +++ b/arch/mips/lantiq/xway/timer.c
-@@ -0,0 +1,886 @@
+@@ -0,0 +1,888 @@
 +#ifndef CONFIG_SOC_AMAZON_SE
 +
 +#include <linux/kernel.h>
@@ -989,7 +989,9 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
 +	ltq_w32(0xfff, LQ_GPTU_IRNCR);
 +
 +	memset(&timer_dev, 0, sizeof(timer_dev));
-+	mutex_init(&timer_dev.gptu_mutex);
++	ret = devm_mutex_init(&pdev->dev, &timer_dev.gptu_mutex);
++	if (ret)
++		return ret;
 +
 +	lq_enable_gptu();
 +	timer_dev.number_of_timers = GPTU_ID_CFG * 2;