Re: [RESEND PATCH 2/4] usb: musb: Fix NULL check on struct musb_request field

From: Tony Lindgren
Date: Thu Oct 29 2020 - 10:59:00 EST


* Paul Cercueil <paul@xxxxxxxxxxxxxxx> [201027 16:42]:
> The 'request' variable is a pointer to the 'request' field of the
> struct musb_request 'req' pointer. It only worked until now because
> the 'request' field is the first one in the musb_request structure, but
> as soon as that changes, the check will be invalid.
>
> Fix it preventively by doing the NULL-check on the 'req' pointer
> instead.

Acked-by: Tony Lindgren <tony@xxxxxxxxxxx>