OSDN Git Service

usb: host: ohci-tmio: check return value after calling platform_get_resource()
authorYang Yingliang <yangyingliang@huawei.com>
Mon, 11 Oct 2021 13:49:20 +0000 (21:49 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 13 Oct 2021 11:59:53 +0000 (13:59 +0200)
commit9eff2b2e59fda25051ab36cd1cb5014661df657b
tree26708aef2cdc8f87ec9cc8d3845933ff9c368d7e
parent6fec018a7e70d611412dd961e596b0415c6d365c
usb: host: ohci-tmio: check return value after calling platform_get_resource()

It will cause null-ptr-deref if platform_get_resource() returns NULL,
we need check the return value.

Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20211011134920.118477-1-yangyingliang@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/host/ohci-tmio.c