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watchdog: stm32_iwdg: don't print an error on probe deferral

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Do not print an error trace when deferring probe for clock resources.

Signed-off-by: Etienne Carriere <etienne.carriere@st.com>
Signed-off-by: Christophe Roullier <christophe.roullier@st.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20201106142327.3129-2-christophe.roullier@st.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
This commit is contained in:
Etienne Carriere 2020-11-06 15:23:27 +01:00 committed by Wim Van Sebroeck
parent 2a6c9c65b2
commit 7c7164f935
1 changed files with 5 additions and 8 deletions
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13
drivers/watchdog/stm32_iwdg.c
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@ -162,18 +162,15 @@ static int stm32_iwdg_clk_init(struct platform_device *pdev,
u32 ret;
wdt->clk_lsi = devm_clk_get(dev, "lsi");
if (IS_ERR(wdt->clk_lsi)) {
dev_err(dev, "Unable to get lsi clock\n");
return PTR_ERR(wdt->clk_lsi);
}
if (IS_ERR(wdt->clk_lsi))
return dev_err_probe(dev, PTR_ERR(wdt->clk_lsi), "Unable to get lsi clock\n");
/* optional peripheral clock */
if (wdt->data->has_pclk) {
wdt->clk_pclk = devm_clk_get(dev, "pclk");
if (IS_ERR(wdt->clk_pclk)) {
dev_err(dev, "Unable to get pclk clock\n");
return PTR_ERR(wdt->clk_pclk);
}
if (IS_ERR(wdt->clk_pclk))
return dev_err_probe(dev, PTR_ERR(wdt->clk_pclk),
"Unable to get pclk clock\n");
ret = clk_prepare_enable(wdt->clk_pclk);
if (ret) {