If prox_parse_report() fails, memory allocated for channels is not
deallocated, since it is still in local variable channels
while kfree() is called with indio_dev->channels.
Found by Linux Driver Verification project (linuxtesting.org).
Signed-off-by: Alexey Khoroshilov <khoroshi...@ispras.ru>
---
drivers/iio/light/hid-sensor-prox.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/iio/light/hid-sensor-prox.c
b/drivers/iio/light/hid-sensor-prox.c
index 91ecc46ffeaa..d0d188108a11 100644
--- a/drivers/iio/light/hid-sensor-prox.c
+++ b/drivers/iio/light/hid-sensor-prox.c
@@ -281,8 +281,9 @@ static int hid_prox_probe(struct platform_device *pdev)
ret = prox_parse_report(pdev, hsdev, channels,
HID_USAGE_SENSOR_PROX, prox_state);
if (ret) {
+ kfree(channels);
dev_err(&pdev->dev, "failed to setup attributes\n");
- goto error_free_dev_mem;
+ return ret;
}
indio_dev->channels = channels;
--
1.9.1
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