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counter: ti-ecap-capture: Add check for clk_enable()

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[ Upstream commit 1437d9f1c56fce9c24e566508bce1d218dd5497a ]

Add check for the return value of clk_enable() in order to catch the
potential exception.

Fixes: 4e2f42aa00 ("counter: ti-ecap-capture: capture driver support for ECAP")
Reviewed-by: Julien Panis <jpanis@baylibre.com>
Signed-off-by: Jiasheng Jiang <jiashengjiangcool@gmail.com>
Link: https://lore.kernel.org/r/20241104194059.47924-1-jiashengjiangcool@gmail.com
Signed-off-by: William Breathitt Gray <wbg@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Jiasheng Jiang
2024-11-04 19:40:59 +00:00
committed by Greg Kroah-Hartman
parent cb479d737d
commit 6adeb401fd
1 changed files with 6 additions and 1 deletions
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7
drivers/counter/ti-ecap-capture.c
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@@ -576,8 +576,13 @@ static int ecap_cnt_resume(struct device *dev)
{ {
struct counter_device *counter_dev = dev_get_drvdata(dev); struct counter_device *counter_dev = dev_get_drvdata(dev);
struct ecap_cnt_dev *ecap_dev = counter_priv(counter_dev); struct ecap_cnt_dev *ecap_dev = counter_priv(counter_dev);
int ret;
clk_enable(ecap_dev->clk); ret = clk_enable(ecap_dev->clk);
if (ret) {
dev_err(dev, "Cannot enable clock %d\n", ret);
return ret;
}
ecap_cnt_capture_set_evmode(counter_dev, ecap_dev->pm_ctx.ev_mode); ecap_cnt_capture_set_evmode(counter_dev, ecap_dev->pm_ctx.ev_mode);