From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/4] base: soc: Check for NULL SoC device attributes
Date: Mon, 10 Oct 2016 16:13:45 +0200 [thread overview]
Message-ID: <1521283.2YYXpcZaoN@wuerfel> (raw)
In-Reply-To: <1475572167-29581-4-git-send-email-geert+renesas@glider.be>
On Tuesday, October 4, 2016 11:09:26 AM CEST Geert Uytterhoeven wrote:
> If soc_device_match() is used to check the value of a specific
> attribute that is not present for the current SoC, the kernel crashes
> with a NULL pointer dereference.
>
> Fix this by explicitly checking for the absence of a needed property,
> and considering this a non-match.
>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
>
Acked-by: Arnd Bergmann <arnd@arndb.de>
next prev parent reply other threads:[~2016-10-10 14:13 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1475572167-29581-1-git-send-email-geert+renesas@glider.be>
[not found] ` <1475572167-29581-5-git-send-email-geert+renesas@glider.be>
2016-10-05 12:17 ` [PATCH/RFC 4/4] soc: renesas: Identify SoC and register with the SoC bus Dirk Behme
2016-10-10 14:23 ` Arnd Bergmann
2016-10-19 8:02 ` Geert Uytterhoeven
2016-10-19 10:59 ` Arnd Bergmann
2016-10-21 18:16 ` Geert Uytterhoeven
2016-10-21 21:16 ` Arnd Bergmann
2016-10-22 7:44 ` Geert Uytterhoeven
2016-10-29 21:27 ` Arnd Bergmann
2016-10-31 10:30 ` Geert Uytterhoeven
[not found] ` <1475572167-29581-2-git-send-email-geert+renesas@glider.be>
2016-10-10 14:15 ` [PATCH 1/4] base: soc: Early register bus when needed Arnd Bergmann
2016-10-10 14:28 ` [PATCH 0/4] soc: renesas: Identify SoC and register with the SoC bus Arnd Bergmann
2016-10-19 8:10 ` Geert Uytterhoeven
2016-10-19 10:32 ` Arnd Bergmann
[not found] ` <1475572167-29581-3-git-send-email-geert+renesas@glider.be>
2016-10-19 8:26 ` [PATCH 2/4] base: soc: Introduce soc_device_match() interface Greg Kroah-Hartman
[not found] ` <1475572167-29581-4-git-send-email-geert+renesas@glider.be>
2016-10-10 14:13 ` Arnd Bergmann [this message]
2016-10-19 8:26 ` [PATCH 3/4] base: soc: Check for NULL SoC device attributes Greg Kroah-Hartman
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