Re: [RFT PATCH] gpio: etraxfs: Fix devm_ioremap_resource return value check

From	Rabin Vincent <rabin@rab.in>
Newsgroups	linux.kernel
Subject	Re: [RFT PATCH] gpio: etraxfs: Fix devm_ioremap_resource return value check
Date	2015-07-16 19:40 +0200
Message-ID	<pMViy-57c-19@gated-at.bofh.it> (permalink)
References	<pKk3N-H7-27@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Thu, Jul 09, 2015 at 10:19:53PM +0900, Krzysztof Kozlowski wrote:
> Value returned by devm_ioremap_resource() was checked for non-NULL but
> devm_ioremap_resource() returns IOMEM_ERR_PTR, not NULL. In case of
> error this could lead to dereference of ERR_PTR.
> 
> Signed-off-by: Krzysztof Kozlowski <k.kozlowski.k@gmail.com>
> Fixes: d342571efea8 ("gpio: add ETRAXFS GPIO driver")

Acked-by: Rabin Vincent <rabin@rab.in>

> Cc: <stable@vger.kernel.org>

I don't think this demands a stable backport though.
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Re: [RFT PATCH] gpio: etraxfs: Fix devm_ioremap_resource return  value check Rabin Vincent <rabin@rab.in> - 2015-07-16 19:40 +0200

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