On 08/19/2012 08:44 AM, Julia Lawall wrote:
> From: Julia Lawall <julia.law...@lip6.fr>
>
> Initialize return variable before exiting on an error path.
>
> A simplified version of the semantic match that finds this problem is as
> follows: (http://coccinelle.lip6.fr/)
>
> // <smpl>
> (
> if@p1 (\(ret < 0\|ret != 0\))
> { ... return ret; }
> |
> ret@p1 = 0
> )
> ... when != ret = e1
> when != &ret
> *if(...)
> {
> ... when != ret = e2
> when forall
> return ret;
> }
>
> // </smpl>
>
> Signed-off-by: Julia Lawall <julia.law...@lip6.fr>
Applied.
Thanks,
Florian Tobias Schandinat
>
> ---
> drivers/video/sunxvr2500.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/video/sunxvr2500.c b/drivers/video/sunxvr2500.c
> index 5848436..7fbcba8 100644
> --- a/drivers/video/sunxvr2500.c
> +++ b/drivers/video/sunxvr2500.c
> @@ -181,8 +181,10 @@ static int __devinit s3d_pci_register(struct pci_dev
> *pdev,
> sp->fb_size = info->fix.line_length * sp->height;
>
> sp->fb_base = ioremap(sp->fb_base_phys, sp->fb_size);
> - if (!sp->fb_base)
> + if (!sp->fb_base) {
> + err = -ENOMEM;
> goto err_release_pci;
> + }
>
> err = s3d_set_fbinfo(sp);
> if (err)
>
>
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