From: Kalle Valo <kvalo@codeaurora.org>
To: Colin King <colin.king@canonical.com>
Cc: Stanislaw Gruszka <stf_xl@wp.pl>,
"David S . Miller" <davem@davemloft.net>,
Meenakshi Venkataraman <meenakshi.venkataraman@intel.com>,
Wey-Yi Guy <wey-yi.w.guy@intel.com>,
Johannes Berg <johannes.berg@intel.com>,
linux-wireless@vger.kernel.org, netdev@vger.kernel.org,
kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH][next] iwlegacy: ensure loop counter addr does not wrap and cause an infinite loop
Date: Sun, 26 Jan 2020 15:52:06 +0000 [thread overview]
Message-ID: <20200126155206.5337DC4479C@smtp.codeaurora.org> (raw)
In-Reply-To: <20200126000954.22807-1-colin.king@canonical.com>
Colin King <colin.king@canonical.com> wrote:
> From: Colin Ian King <colin.king@canonical.com>
>
> The loop counter addr is a u16 where as the upper limit of the loop
> is an int. In the unlikely event that the il->cfg->eeprom_size is
> greater than 64K then we end up with an infinite loop since addr will
> wrap around an never reach upper loop limit. Fix this by making addr
> an int.
>
> Addresses-Coverity: ("Infinite loop")
> Fixes: be663ab67077 ("iwlwifi: split the drivers for agn and legacy devices 3945/4965")
> Signed-off-by: Colin Ian King <colin.king@canonical.com>
> Acked-by: Stanislaw Gruszka <stf_xl@wp.pl>
Patch applied to wireless-drivers-next.git, thanks.
c2f9a4e4a5ab iwlegacy: ensure loop counter addr does not wrap and cause an infinite loop
--
https://patchwork.kernel.org/patch/11351769/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
WARNING: multiple messages have this Message-ID (diff)
From: Kalle Valo <kvalo@codeaurora.org>
To: Colin King <colin.king@canonical.com>
Cc: Stanislaw Gruszka <stf_xl@wp.pl>,
"David S . Miller" <davem@davemloft.net>,
Meenakshi Venkataraman <meenakshi.venkataraman@intel.com>,
Wey-Yi Guy <wey-yi.w.guy@intel.com>,
Johannes Berg <johannes.berg@intel.com>,
linux-wireless@vger.kernel.org, netdev@vger.kernel.org,
kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH][next] iwlegacy: ensure loop counter addr does not wrap and cause an infinite loop
Date: Sun, 26 Jan 2020 15:52:06 +0000 (UTC) [thread overview]
Message-ID: <20200126155206.5337DC4479C@smtp.codeaurora.org> (raw)
In-Reply-To: <20200126000954.22807-1-colin.king@canonical.com>
Colin King <colin.king@canonical.com> wrote:
> From: Colin Ian King <colin.king@canonical.com>
>
> The loop counter addr is a u16 where as the upper limit of the loop
> is an int. In the unlikely event that the il->cfg->eeprom_size is
> greater than 64K then we end up with an infinite loop since addr will
> wrap around an never reach upper loop limit. Fix this by making addr
> an int.
>
> Addresses-Coverity: ("Infinite loop")
> Fixes: be663ab67077 ("iwlwifi: split the drivers for agn and legacy devices 3945/4965")
> Signed-off-by: Colin Ian King <colin.king@canonical.com>
> Acked-by: Stanislaw Gruszka <stf_xl@wp.pl>
Patch applied to wireless-drivers-next.git, thanks.
c2f9a4e4a5ab iwlegacy: ensure loop counter addr does not wrap and cause an infinite loop
--
https://patchwork.kernel.org/patch/11351769/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
next prev parent reply other threads:[~2020-01-26 15:52 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-26 0:09 [PATCH][next] iwlegacy: ensure loop counter addr does not wrap and cause an infinite loop Colin King
2020-01-26 9:39 ` Stanislaw Gruszka
2020-01-26 9:39 ` Stanislaw Gruszka
2020-01-26 10:04 ` Sergei Shtylyov
2020-01-26 10:04 ` Sergei Shtylyov
2020-01-26 15:52 ` Kalle Valo [this message]
2020-01-26 15:52 ` Kalle Valo
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