Re: [PATCH] gpu: drm: radeon: r600_cp.c: Cleaning up uninitialized variables

[Christian König]

Am 01.06.2014 01:10, schrieb Rickard Strandqvist:
> There is a risk that the variable will be used without being initialized.
>
> This was largely found by using a static code analysis program called cppcheck.
>
> Signed-off-by: Rickard Strandqvist <rickard_strandqvist@xxxxxxxxxxxxxxxxxx>

On the one hand it looks like a valid fix to me, but on the other hand 
the r600_cp.c code is deprecated for something like five years now.

I would like to avoid touching it in any way and just let it rest 
peacefully until we can remove it entirely.

Christian.

> ---
>   drivers/gpu/drm/radeon/r600_cp.c |    2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/radeon/r600_cp.c b/drivers/gpu/drm/radeon/r600_cp.c
> index 8c9b7e2..0770ad6 100644
> --- a/drivers/gpu/drm/radeon/r600_cp.c
> +++ b/drivers/gpu/drm/radeon/r600_cp.c
> @@ -2615,7 +2615,7 @@ int r600_cs_legacy_ioctl(struct drm_device *dev, void *data, struct drm_file *fp
>   	struct drm_radeon_cs *cs = data;
>   	struct drm_buf *buf;
>   	unsigned family;
> -	int l, r = 0;
> +	int l = 0, r = 0;
>   	u32 *ib, cs_id = 0;
>   
>   	if (dev_priv == NULL) {

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