From: Peter Meerwald <pmeerw@pmeerw.net>
Date: Wed, 22 Aug 2012 19:37:00 +0000 (+0100)
Subject: staging iio: fix potential memory leak in lis3l02dq_ring.c
X-Git-Tag: v5.15~21716^2~8^2~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d1dc9c1276a4d988b29372fe67796430d5cbc756;p=platform%2Fkernel%2Flinux-starfive.git

staging iio: fix potential memory leak in lis3l02dq_ring.c

Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
---

diff --git a/drivers/staging/iio/accel/lis3l02dq_ring.c b/drivers/staging/iio/accel/lis3l02dq_ring.c
index 18d108f..f3da590 100644
--- a/drivers/staging/iio/accel/lis3l02dq_ring.c
+++ b/drivers/staging/iio/accel/lis3l02dq_ring.c
@@ -121,8 +121,10 @@ static int lis3l02dq_get_buffer_element(struct iio_dev *indio_dev,
 	if (rx_array == NULL)
 		return -ENOMEM;
 	ret = lis3l02dq_read_all(indio_dev, rx_array);
-	if (ret < 0)
+	if (ret < 0) {
+		kfree(rx_array);
 		return ret;
+	}
 	for (i = 0; i < scan_count; i++)
 		data[i] = combine_8_to_16(rx_array[i*4+1],
 					rx_array[i*4+3]);