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| author | Jiasheng Jiang <jiashengjiangcool@gmail.com> | 2024-11-04 20:40:59 +0100 |
|---|---|---|
| committer | William Breathitt Gray <wbg@kernel.org> | 2024-11-05 01:20:11 +0100 |
| commit | 1437d9f1c56fce9c24e566508bce1d218dd5497a (patch) | |
| tree | 63f4fa92b096e5845056716f02d24748771ccb1b /drivers/counter | |
| parent | counter: stm32-timer-cnt: Add check for clk_enable() (diff) | |
| download | linux-1437d9f1c56fce9c24e566508bce1d218dd5497a.tar.xz linux-1437d9f1c56fce9c24e566508bce1d218dd5497a.zip | |
counter: ti-ecap-capture: Add check for clk_enable()
Add check for the return value of clk_enable() in order to catch the
potential exception.
Fixes: 4e2f42aa00b6 ("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>
Diffstat (limited to 'drivers/counter')
| -rw-r--r-- | drivers/counter/ti-ecap-capture.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/counter/ti-ecap-capture.c b/drivers/counter/ti-ecap-capture.c index 675447315caf..b119aeede693 100644 --- a/drivers/counter/ti-ecap-capture.c +++ b/drivers/counter/ti-ecap-capture.c @@ -574,8 +574,13 @@ static int ecap_cnt_resume(struct device *dev) { struct counter_device *counter_dev = dev_get_drvdata(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); |