Re: [PATCH 1/1] net: usb: set error code when usb_alloc_urb fails

From: David Miller
Date: Mon Dec 05 2016 - 13:27:58 EST


From: Pan Bian <bianpan2016@xxxxxxx>
Date: Sat, 3 Dec 2016 19:24:48 +0800

> In function lan78xx_probe(), variable ret takes the errno code on
> failures. However, when the call to usb_alloc_urb() fails, its value
> will keeps 0. 0 indicates success in the context, which is inconsistent
> with the execution result. This patch fixes the bug, assigning
> "-ENOMEM" to ret when usb_alloc_urb() returns a NULL pointer.
>
> Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188771
>
> Signed-off-by: Pan Bian <bianpan2016@xxxxxxx>

Applied.