[PATCH] media: usb: cx231xx-417: fix a memory leak bug

[Wenwen Wang]

In cx231xx_load_firmware(), 'p_buffer' is allocated through vmalloc() to
hold the firmware. However, after the usage, it is not deallocated, leading
to a memory leak bug.

Signed-off-by: Wenwen Wang <wenwen@xxxxxxxxxx>
---
 drivers/media/usb/cx231xx/cx231xx-417.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/media/usb/cx231xx/cx231xx-417.c b/drivers/media/usb/cx231xx/cx231xx-417.c
index 2475f69..5e2e1fd 100644
--- a/drivers/media/usb/cx231xx/cx231xx-417.c
+++ b/drivers/media/usb/cx231xx/cx231xx-417.c
@@ -1051,6 +1051,7 @@ static int cx231xx_load_firmware(struct cx231xx *dev)
 	p_current_fw = p_fw;
 	vfree(p_current_fw);
 	p_current_fw = NULL;
+	vfree(p_buffer);
 	uninitGPIO(dev);
 	release_firmware(firmware);
 	dprintk(1, "Firmware upload successful.\n");
-- 
2.7.4