[PATCH] iommu/exynos: Modify error handling
Joerg Roedel
joro at 8bytes.org
Tue Aug 9 08:29:02 PDT 2016
On Mon, Aug 01, 2016 at 11:48:38AM +0530, Amitoj Kaur Chawla wrote:
> of_platform_device_create returns NULL on error so an IS_ERR test is
> incorrect here and a NULL check is required.
>
> The Coccinelle semantic patch used to make this change is as follows:
> @@
> expression e;
> @@
>
> e = of_platform_device_create(...);
> if(
> - IS_ERR(e)
> + !e
> )
> {
> <+...
> return
> - PTR_ERR(e)
> + -ENODEV
> ;
> ...+>
> }
>
> Signed-off-by: Amitoj Kaur Chawla <amitoj1606 at gmail.com>
> ---
> drivers/iommu/exynos-iommu.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
Patch didn't apply cleanly against v4.8-rc1, but I fixed it up and it is
now in my tree, thanks.
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