Messages in this thread Patch in this message | | | From | Ayan Halder <> | Subject | Re: [PATCH] drm/komeda: Clean warning 'komeda_component_add' might be a candidate for 'gnu_printf' | Date | Thu, 22 Aug 2019 10:27:30 +0000 |
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On Tue, Aug 13, 2019 at 11:08:20AM +0000, james qian wang (Arm Technology China) wrote: > komeda/komeda_pipeline.c: In function 'komeda_component_add': > komeda/komeda_pipeline.c:212:3: warning: function 'komeda_component_add' might be a candidate for 'gnu_printf' format attribute [-Wsuggest-attribute=format] > vsnprintf(c->name, sizeof(c->name), name_fmt, args); > ^~~~~~~~~ > > Signed-off-by: james qian wang (Arm Technology China) <james.qian.wang@arm.com> > --- > drivers/gpu/drm/arm/display/komeda/komeda_pipeline.h | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_pipeline.h b/drivers/gpu/drm/arm/display/komeda/komeda_pipeline.h > index a90bcbb3cb23..14b683164544 100644 > --- a/drivers/gpu/drm/arm/display/komeda/komeda_pipeline.h > +++ b/drivers/gpu/drm/arm/display/komeda/komeda_pipeline.h > @@ -480,6 +480,7 @@ void komeda_pipeline_dump_register(struct komeda_pipeline *pipe, > struct seq_file *sf); > > /* component APIs */ > +extern __printf(10, 11)
Took me a while to understand this and found this link very helpful :) :- https://www.avrfreaks.net/forum/gnuprintf-format-attribute
Reviewed-by: Ayan Kumar Halder <ayan.halder@arm.com> > struct komeda_component * > komeda_component_add(struct komeda_pipeline *pipe, > size_t comp_sz, u32 id, u32 hw_id, > -- > 2.20.1
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