On 04/02/2014 01:24 AM, Jani Nikula wrote:
> Drop the cast from the pointer diff to fix:
>
> drivers/gpu/drm/i915/i915_cmd_parser.c:405:4: warning: format '%td' expects
> argument of type 'ptrdiff_t', but argument 5 has type 'long unsigned int'
> [-Wformat]
>
> While at it, use %u for u32.
>
> Reported-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
> Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
>
> ---
>
> Randy, try as I might, I wasn't able to coerce gcc to spit out that
> warning. Please enlighten me! (Does this fix the warn?)
Yes, it does. Thanks.
Acked-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
> Thanks for the report.
> ---
> drivers/gpu/drm/i915/i915_cmd_parser.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_cmd_parser.c b/drivers/gpu/drm/i915/i915_cmd_parser.c
> index 71ac3b4eaa0d..e5c4e99a22fb 100644
> --- a/drivers/gpu/drm/i915/i915_cmd_parser.c
> +++ b/drivers/gpu/drm/i915/i915_cmd_parser.c
> @@ -811,10 +811,10 @@ int i915_parse_cmds(struct intel_ring_buffer *ring,
> length = ((*cmd & desc->length.mask) + LENGTH_BIAS);
>
> if ((batch_end - cmd) < length) {
> - DRM_DEBUG_DRIVER("CMD: Command length exceeds batch length: 0x%08X length=%d batchlen=%td\n",
> + DRM_DEBUG_DRIVER("CMD: Command length exceeds batch length: 0x%08X length=%u batchlen=%td\n",
> *cmd,
> length,
> - (unsigned long)(batch_end - cmd));
> + batch_end - cmd);
> ret = -EINVAL;
> break;
> }
>
--
~Randy
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