From c7a639dac8e4d7e63450bef2f3a19fb331566fb1 Mon Sep 17 00:00:00 2001 From: Lars-Peter Clausen Date: Sun, 9 Apr 2023 09:25:44 -0700 Subject: [PATCH] rtc: jz4740: Make sure clock provider gets removed The jz4740 RTC driver registers a clock provider, but never removes it. This leaves a stale clock provider behind that references freed clocks when the device is unbound. Use the managed `devm_of_clk_add_hw_provider()` instead of `of_clk_add_hw_provider()` to make sure the provider gets automatically removed on unbind. Fixes: 5ddfa148de8c ("rtc: jz4740: Register clock provider for the CLK32K pin") Signed-off-by: Lars-Peter Clausen Link: https://lore.kernel.org/r/20230409162544.16155-1-lars@metafoo.de Signed-off-by: Alexandre Belloni --- drivers/rtc/rtc-jz4740.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/rtc/rtc-jz4740.c b/drivers/rtc/rtc-jz4740.c index 59d279e..36453b0 100644 --- a/drivers/rtc/rtc-jz4740.c +++ b/drivers/rtc/rtc-jz4740.c @@ -414,7 +414,8 @@ static int jz4740_rtc_probe(struct platform_device *pdev) return dev_err_probe(dev, ret, "Unable to register clk32k clock\n"); - ret = of_clk_add_hw_provider(np, of_clk_hw_simple_get, &rtc->clk32k); + ret = devm_of_clk_add_hw_provider(dev, of_clk_hw_simple_get, + &rtc->clk32k); if (ret) return dev_err_probe(dev, ret, "Unable to register clk32k clock provider\n"); -- 2.7.4