Julia Lawall <[email protected]> writes:

> Function _sr_lookup, defined in the same file, returns ERR_PTR not NULL in
> an error case.

Thanks, will queue this via the OMAP tree for 2.6.38-rc.

Kevin

> The semantic match that finds this problem is as follows:
> (http://coccinelle.lip6.fr/)
>
> // <smpl>
> @r@
> identifier f;
> @@
> f(...) { ... return ERR_PTR(...); }
>
> @@
> identifier r.f, fld;
> expression x;
> statement S1,S2;
> @@
>  x = f(...)
>  ... when != IS_ERR(x)
> (
>  if (IS_ERR(x) ||...) S1 else S2
> |
> *x->fld
> )
> // </smpl>
>
> Signed-off-by: Julia Lawall <[email protected]>
>
> ---
>  arch/arm/mach-omap2/smartreflex.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/mach-omap2/smartreflex.c 
> b/arch/arm/mach-omap2/smartreflex.c
> index 77ecebf..d7deadf 100644
> --- a/arch/arm/mach-omap2/smartreflex.c
> +++ b/arch/arm/mach-omap2/smartreflex.c
> @@ -966,7 +966,7 @@ static int __devexit omap_sr_remove(struct 
> platform_device *pdev)
>       }
>  
>       sr_info = _sr_lookup(pdata->voltdm);
> -     if (!sr_info) {
> +     if (IS_ERR(sr_info)) {
>               dev_warn(&pdev->dev, "%s: omap_sr struct not found\n",
>                       __func__);
>               return -EINVAL;
>
> --
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