From: Deepakkumar Karn <dkarn@redhat.com>
To: johannes@sipsolutions.net
Cc: dkarn@redhat.com, linux-kernel@vger.kernel.org,
linux-wireless@vger.kernel.org, shaul.triebitz@intel.com,
syzbot+5bb5f06f99924ea0cf86@syzkaller.appspotmail.com
Subject: Re: [PATCH] mac80211_hwsim: fix divide error in mac80211_hwsim_link_info_changed
Date: Sat, 6 Dec 2025 04:33:44 +0530 [thread overview]
Message-ID: <20251205230344.326220-1-dkarn@redhat.com> (raw)
In-Reply-To: <717b98574a9037a5e81c929f97cc1258e00ee2f7.camel@sipsolutions.net>
On Fri, 05 Dec 2025 18:39:49 +0100, Johannes Berg wrote:
> Seems like we should not let userspace do that, to protect all other
> drivers too, not just hwsim.
As suggested, we should provide a zero-value division check for other
drivers as well. I will investigate other places where divide errors can
occur due to edge cases.
Please let me know if you meant something different. In the meantime,
I will analyze other drivers for similar cases.
Thanks,
Deepakkumar Karn
next prev parent reply other threads:[~2025-12-05 23:03 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-05 15:35 [PATCH] mac80211_hwsim: fix divide error in mac80211_hwsim_link_info_changed Deepakkumar Karn
2025-12-05 17:39 ` Johannes Berg
2025-12-05 23:03 ` Deepakkumar Karn [this message]
2025-12-06 14:56 ` Johannes Berg
2025-12-06 17:33 ` Deepakkumar Karn
2025-12-08 8:29 ` Johannes Berg
2025-12-10 18:56 ` Deepak Karn
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