On Tue, 14 Aug 2012, Julia Lawall wrote:
> From: Julia Lawall
>
> Convert a possibly 0 error return code to a negative one, as returned
> elsewhere in the function.
...
> diff --git a/drivers/usb/host/ehci-platform.c
> b/drivers/usb/host/ehci-platform.c
> index 91acdde..764e010 100644
> --- a
From: Julia Lawall
Convert a possibly 0 error return code to a negative one, as returned
elsewhere in the function.
A simplified version of the semantic match that finds this problem is as
follows: (http://coccinelle.lip6.fr/)
//
@@
identifier ret;
expression e,e1,e2,e3,e4,x;
@@
(
if (\(ret !
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