* [PATCH] video: cobalt_lcdfb: constify fb_fix_screeninfo structure @ 2017-07-08 1:30 ` Gustavo A. R. Silva 2017-08-01 12:50 ` Bartlomiej Zolnierkiewicz 0 siblings, 1 reply; 2+ messages in thread From: Gustavo A. R. Silva @ 2017-07-08 1:30 UTC (permalink / raw) To: Bartlomiej Zolnierkiewicz; +Cc: linux-fbdev, linux-kernel, Gustavo A. R. Silva This structure is only used to copy into other structures, so declare it as const. This issue was detected using Coccinelle and the following semantic patch: @r disable optional_qualifier@ identifier i; position p; @@ static struct fb_fix_screeninfo i@p = { ... }; @ok@ identifier r.i; expression e; position p; @@ e = i@p @bad@ position p != {r.p,ok.p}; identifier r.i; struct fb_fix_screeninfo e; @@ e@i@p @depends on !bad disable optional_qualifier@ identifier r.i; @@ static +const struct fb_fix_screeninfo i = { ... }; Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> --- drivers/video/fbdev/cobalt_lcdfb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/video/fbdev/cobalt_lcdfb.c b/drivers/video/fbdev/cobalt_lcdfb.c index 9da90bd..0ef633e 100644 --- a/drivers/video/fbdev/cobalt_lcdfb.c +++ b/drivers/video/fbdev/cobalt_lcdfb.c @@ -126,7 +126,7 @@ static void lcd_clear(struct fb_info *info) lcd_write_control(info, LCD_RESET); } -static struct fb_fix_screeninfo cobalt_lcdfb_fix = { +static const struct fb_fix_screeninfo cobalt_lcdfb_fix = { .id = "cobalt-lcd", .type = FB_TYPE_TEXT, .type_aux = FB_AUX_TEXT_MDA, -- 2.5.0 ^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] video: cobalt_lcdfb: constify fb_fix_screeninfo structure 2017-07-08 1:30 ` [PATCH] video: cobalt_lcdfb: constify fb_fix_screeninfo structure Gustavo A. R. Silva @ 2017-08-01 12:50 ` Bartlomiej Zolnierkiewicz 0 siblings, 0 replies; 2+ messages in thread From: Bartlomiej Zolnierkiewicz @ 2017-08-01 12:50 UTC (permalink / raw) To: Gustavo A. R. Silva; +Cc: linux-fbdev, linux-kernel On Friday, July 07, 2017 08:30:23 PM Gustavo A. R. Silva wrote: > This structure is only used to copy into other structures, > so declare it as const. > > This issue was detected using Coccinelle and the following semantic patch: > > @r disable optional_qualifier@ > identifier i; > position p; > @@ > static struct fb_fix_screeninfo i@p = { ... }; > > @ok@ > identifier r.i; > expression e; > position p; > @@ > e = i@p > > @bad@ > position p != {r.p,ok.p}; > identifier r.i; > struct fb_fix_screeninfo e; > @@ > e@i@p > > @depends on !bad disable optional_qualifier@ > identifier r.i; > @@ > static > +const > struct fb_fix_screeninfo i = { ... }; > > Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> Patch queued for 4.14, thanks. Best regards, -- Bartlomiej Zolnierkiewicz Samsung R&D Institute Poland Samsung Electronics ^ permalink raw reply [flat|nested] 2+ messages in thread
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2017-07-08 1:30 ` [PATCH] video: cobalt_lcdfb: constify fb_fix_screeninfo structure Gustavo A. R. Silva
2017-08-01 12:50 ` Bartlomiej Zolnierkiewicz
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