From: Shawn Guo <shawnguo@kernel.org>
To: Ivan Bornyakov <i.bornyakov@metrotek.ru>
Cc: linux-imx@nxp.com, s.hauer@pengutronix.de, kernel@pengutronix.de,
festevam@gmail.com, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH] bus: imx-weim: fix branch condition evaluates to a garbage value
Date: Tue, 14 Mar 2023 09:18:25 +0800 [thread overview]
Message-ID: <20230314011825.GZ143566@dragon> (raw)
In-Reply-To: <20230217135950.19469-1-i.bornyakov@metrotek.ru>
On Fri, Feb 17, 2023 at 04:59:50PM +0300, Ivan Bornyakov wrote:
> If bus type is other than imx50_weim_devtype and have no child devices,
> variable 'ret' in function weim_parse_dt() will not be initialized, but
> will be used as branch condition and return value. Fix this by
> initializing 'ret' with 0.
>
> This was discovered with help of clang-analyzer, but the situation is
> quite possible in real life.
>
> Signed-off-by: Ivan Bornyakov <i.bornyakov@metrotek.ru>
> Cc: stable@vger.kernel.org
Applied with Fixes tag below. Let me know if it's incorrect.
Fixes: 52c47b63412b ("bus: imx-weim: improve error handling upon child probe-failure")
Shawn
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prev parent reply other threads:[~2023-03-14 1:19 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-17 13:59 [PATCH] bus: imx-weim: fix branch condition evaluates to a garbage value Ivan Bornyakov
2023-02-24 6:05 ` Ivan Bornyakov
2023-03-14 1:18 ` Shawn Guo [this message]
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