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soc: qcom: gsbi: Fix error handling in gsbi_probe() 

If of_platform_populate() fails in gsbi_probe(),
gsbi->hclk is left undisabled.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>
This commit is contained in:
Alexey Khoroshilov 2018-12-08 01:57:04 +03:00 committed by Andy Gross
parent baef1c90aa
commit 8cd09a3dd3
1 changed files with 5 additions and 2 deletions
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7
drivers/soc/qcom/qcom_gsbi.c
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@ -138,7 +138,7 @@ static int gsbi_probe(struct platform_device *pdev)
struct resource *res;
void __iomem *base;
struct gsbi_info *gsbi;
int i;
int i, ret;
u32 mask, gsbi_num;
const struct crci_config *config = NULL;
@ -221,7 +221,10 @@ static int gsbi_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, gsbi);
return of_platform_populate(node, NULL, NULL, &pdev->dev);
ret = of_platform_populate(node, NULL, NULL, &pdev->dev);
if (ret)
clk_disable_unprepare(gsbi->hclk);
return ret;
}
static int gsbi_remove(struct platform_device *pdev)