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Subject[PATCH] firmware: arm_scmi: Fix to check return value of of_match_device
Date
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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