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Subject[PATCH v3 3/3] firmware: qcom: scm: Return PTR_ERR when devm_clk_get fails
Date
When devm_clk_get fails for core clock, the failure was ignored
and the core_clk was explicitly set to NULL so that other
remaining clocks can be queried. However, now that we have a
cleaner way of expressing the clock dependency, return failure
when devm_clk_get fails for core clock.

Signed-off-by: Sarangdhar Joshi <spjoshi@codeaurora.org>
---
drivers/firmware/qcom_scm.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/firmware/qcom_scm.c b/drivers/firmware/qcom_scm.c
index ddf7c8b..0fbf2ea 100644
--- a/drivers/firmware/qcom_scm.c
+++ b/drivers/firmware/qcom_scm.c
@@ -395,10 +395,10 @@ static int qcom_scm_probe(struct platform_device *pdev)
if (clks & SCM_HAS_CORE_CLK) {
scm->core_clk = devm_clk_get(&pdev->dev, "core");
if (IS_ERR(scm->core_clk)) {
- if (PTR_ERR(scm->core_clk) == -EPROBE_DEFER)
- return PTR_ERR(scm->core_clk);
-
- scm->core_clk = NULL;
+ if (PTR_ERR(scm->core_clk) != -EPROBE_DEFER)
+ dev_err(&pdev->dev,
+ "failed to acquire core clk\n");
+ return PTR_ERR(scm->core_clk);
}
}

--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
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