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mfd: qcom_rpm: Fix a possible NULL dereference

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of_match_device could return NULL, and so cause a NULL pointer
dereference later.

Signed-off-by: LABBE Corentin <clabbe.montjoie@gmail.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
LABBE Corentin 2015-11-12 08:49:59 +01:00 committed by Lee Jones
parent bdd5dcf513
commit cf1199f792
1 changed files with 2 additions and 0 deletions
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2
drivers/mfd/qcom_rpm.c
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@ -495,6 +495,8 @@ static int qcom_rpm_probe(struct platform_device *pdev)
} }
match = of_match_device(qcom_rpm_of_match, &pdev->dev); match = of_match_device(qcom_rpm_of_match, &pdev->dev);
if (!match)
return -ENODEV;
rpm->data = match->data; rpm->data = match->data;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0); res = platform_get_resource(pdev, IORESOURCE_MEM, 0);