Re: [PATCH] usbip: vhci_hcd: check rhport before using in vhci_hub_control()

From: Sergei Shtylyov
Date: Fri Apr 06 2018 - 04:01:34 EST


Hello!

On 4/6/2018 1:31 AM, Shuah Khan wrote:

Validate !rhport < 0 before using it to access port_status array.

Why '!'?

Signed-off-by: Shuah Khan <shuahkh@xxxxxxxxxxxxxxx>
---
drivers/usb/usbip/vhci_hcd.c | 13 +++++++++++++
1 file changed, 13 insertions(+)

diff --git a/drivers/usb/usbip/vhci_hcd.c b/drivers/usb/usbip/vhci_hcd.c
index 20e3d4609583..d11f3f8dad40 100644
--- a/drivers/usb/usbip/vhci_hcd.c
+++ b/drivers/usb/usbip/vhci_hcd.c
[...]

MBR, Sergei