Messages in this thread Patch in this message | | | From | Aditya Pakki <> | Subject | [PATCH] firmware: arm_scmi: Fix to check return value of of_match_device | Date | Mon, 18 Mar 2019 18:04:30 -0500 |
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of_match_device can return NULL if no matching device is found. This patch checks and returns -ENODEV in such a scenario.
Signed-off-by: Aditya Pakki <pakki001@umn.edu> --- drivers/firmware/arm_scmi/driver.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c index 8f952f2f1a29..0e0330b44b7b 100644 --- a/drivers/firmware/arm_scmi/driver.c +++ b/drivers/firmware/arm_scmi/driver.c @@ -799,6 +799,8 @@ static int scmi_probe(struct platform_device *pdev) } desc = of_match_device(scmi_of_match, dev)->data; + if (!desc) + return -ENODEV; info = devm_kzalloc(dev, sizeof(*info), GFP_KERNEL); if (!info) -- 2.17.1
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