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[media] as102: fix potential double free in as102_fw_upload()

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In case the request to locate the firmware file part 2 fails, the error
path releases the already freed firmware memory location again. Thus
reset the firmware pointer to NULL after releasing firmware file part 1.

Signed-off-by: Christian Engelmayer <cengelma@gmx.at>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Christian Engelmayer 2015-10-23 19:26:18 -02:00 committed by Mauro Carvalho Chehab
parent 2ff56fadd9
commit b771852270
1 changed files with 1 additions and 0 deletions
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drivers/media/usb/as102/as102_fw.c
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@ -198,6 +198,7 @@ int as102_fw_upload(struct as10x_bus_adapter_t *bus_adap)
pr_info("%s: firmware: %s loaded with success\n",
DRIVER_NAME, fw1);
release_firmware(firmware);
firmware = NULL;
/* wait for boot to complete */
mdelay(100);