From: Lars-Peter Clausen <lars@metafoo.de>
Date: Tue, 15 Oct 2013 08:30:00 +0000 (+0100)
Subject: iio:kfifo: Fix memory leak
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=f6c23f483937b8be53f313ec31068acdca91a25d;p=linux-beck.git

iio:kfifo: Fix memory leak

We need to free the kfifo when we release the buffer, otherwise the fifos memory
will be leaked.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
---

diff --git a/drivers/iio/kfifo_buf.c b/drivers/iio/kfifo_buf.c
index b4ac55a29fc4..ce51092695ab 100644
--- a/drivers/iio/kfifo_buf.c
+++ b/drivers/iio/kfifo_buf.c
@@ -132,7 +132,10 @@ static int iio_read_first_n_kfifo(struct iio_buffer *r,
 
 static void iio_kfifo_buffer_release(struct iio_buffer *buffer)
 {
-	kfree(iio_to_kfifo(buffer));
+	struct iio_kfifo *kf = iio_to_kfifo(buffer);
+
+	kfifo_free(&kf->kf);
+	kfree(kf);
 }
 
 static const struct iio_buffer_access_funcs kfifo_access_funcs = {