[PATCH] mfd: qcom_rpm: fix a possible NULL dereference

LABBE Corentin
2015-11-12T07:50:04Z

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

Signed-off-by: LABBE Corentin <clabbe.montjoie@gmail.com>
---
drivers/mfd/qcom_rpm.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/mfd/qcom_rpm.c b/drivers/mfd/qcom_rpm.c
index 207a3bd..1be47ad 100644
--- a/drivers/mfd/qcom_rpm.c
+++ b/drivers/mfd/qcom_rpm.c
@@ -495,6 +495,8 @@ static int qcom_rpm_probe(struct platform_device *pdev)
}

match = of_match_device(qcom_rpm_of_match, &pdev->dev);
+ if (!match)
+ return -ENODEV;
rpm->data = match->data;

res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
--
2.4.10