[PATCH 14/16] soc: ti: knav_qmss_queue: fix error return code

santosh.shilimkar at oracle.com santosh.shilimkar at oracle.com
Sun Apr 5 19:03:15 PDT 2015


On 4/5/15 5:06 AM, Julia Lawall wrote:
> Return a negative error code on failure.
>
> A simplified version of the semantic match that finds this problem is as
> follows: (http://coccinelle.lip6.fr/)
>
> // <smpl>
> @@
> identifier ret; expression e1,e2;
> @@
> (
> if (\(ret < 0\|ret != 0\))
>   { ... return ret; }
> |
> ret = 0
> )
> ... when != ret = e1
>      when != &ret
> *if(...)
> {
>    ... when != ret = e2
>        when forall
>   return ret;
> }
> // </smpl>
>
> Signed-off-by: Julia Lawall <Julia.Lawall at lip6.fr>
>
> ---
Acked-by: Santosh Shilimkar <ssantosh at kernel.org>



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