On 07/12/2017 02:40 AM, Benjamin Tissoires wrote:
On Jul 07 2017 or thereabouts, Gustavo A. R. Silva wrote:
Check return value from call to devm_kmemdup()
in order to prevent a NULL pointer dereference.
Signed-off-by: Gustavo A. R. Silva <garsilva@xxxxxxxxxxxxxx>
---
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@xxxxxxxxxx>
Thank you, Benjamin.
drivers/hid/hid-logitech-hidpp.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c
index 41b3946..501e16a 100644
--- a/drivers/hid/hid-logitech-hidpp.c
+++ b/drivers/hid/hid-logitech-hidpp.c
@@ -2732,6 +2732,9 @@ static int hidpp_initialize_battery(struct hidpp_device *hidpp)
hidpp_battery_props,
sizeof(hidpp_battery_props),
GFP_KERNEL);
+ if (!battery_props)
+ return -ENOMEM;
+
num_battery_props = ARRAY_SIZE(hidpp_battery_props) - 2;
if (hidpp->capabilities & HIDPP_CAPABILITY_BATTERY_MILEAGE)
--
2.5.0
--
Gustavo A. R. Silva
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