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

From: Alexandre Courbot
Date: Mon Jul 13 2015 - 10:37:14 EST


On Thu, Jul 9, 2015 at 10:19 PM, Krzysztof Kozlowski
<k.kozlowski.k@xxxxxxxxx> 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.

Look obvious enough to be merged without testing.

Acked-by: Alexandre Courbot <acourbot@xxxxxxxxxx>
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