From: sashiko-bot@kernel.org
To: "Johan Hovold" <johan@kernel.org>
Cc: linux-usb@vger.kernel.org
Subject: Re: [PATCH] USB: serial: usb_wwan: handle urb allocation failure
Date: Sat, 17 Oct 2026 12:38:18 +0000 [thread overview]
Message-ID: <sashiko-outbox-175506@kernel.org> (raw)
In-Reply-To: <20261017123515.1788872-1-johan@kernel.org>
> Make sure to bail out from probe if URB allocation fails to avoid ever
> dereferencing a NULL-pointer in usb_wwan_write() or on resume of an open
> port.
>
> Note that URB allocation is not expected to fail unless doing fault
> injection.
>
> The usb_wwan_write() issue was flagged by Sashiko.
>
> Fixes: 58cfe9113e48 ("[PATCH] USB: add Option Card driver")
> Cc: stable@vger.kernel.org
> Signed-off-by: Johan Hovold <johan@kernel.org>
Sashiko has reviewed this patch and found no issues.
--
Sashiko AI review · https://sashiko.dev/#/patchset/20261017123515.1788872-1-johan@kernel.org?part=1
prev parent reply other threads:[~2026-10-17 12:38 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-17 12:35 [PATCH] USB: serial: usb_wwan: handle urb allocation failure Johan Hovold
2026-10-17 12:38 ` sashiko-bot [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=sashiko-outbox-175506@kernel.org \
--to=sashiko-bot@kernel.org \
--cc=johan@kernel.org \
--cc=linux-usb@vger.kernel.org \
--cc=sashiko-reviews@lists.linux.dev \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox