Re: [PATCH] 9p: fix NULL pointer dereferences

From: Dominique Martinet
Date: Thu Jul 26 2018 - 04:17:46 EST

Tomas Bortoli wrote on Thu, Jul 26, 2018:
> In p9_fd_create_tcp() and p9_fd_create_unix() it is possible to get
> a NULL value in the addr parameter. Return -EINVAL in such cases.

Let's refuse that at much higher level, like v9fs_mount() in

I can't think of any valid reason for dev_name to be NULL, it's the
target IP or virtio handle.