# \[PATCH\] video: fbdev: valkyriefb.c: Cleaning up variable that is never used - Subsystems: FRAMEBUFFER LAYER, THE REST - Maintainers: Helge Deller, Linus Torvalds - List: linux-fbdev - 2 messages, 2 authors - Page: https://ratatoskr.run/linux-fbdev/2014/07/4287701/t ## \[PATCH\] video: fbdev: valkyriefb.c: Cleaning up variable that is never used - From: Rickard Strandqvist \ - Date: 2014-07-05 12:51:08 - Message: https://ratatoskr.run/linux-fbdev/2014/07/4287701.md ```text From: Rickard Strandqvist Variable ar assigned a value that is never used. I have also removed all the code that thereby serves no purpose. This was found using a static code analysis program called cppcheck Signed-off-by: Rickard Strandqvist --- drivers/video/fbdev/valkyriefb.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/video/fbdev/valkyriefb.c b/drivers/video/fbdev/valkyriefb.c index 97cb9bd..af708fe 100644 --- a/drivers/video/fbdev/valkyriefb.c +++ b/drivers/video/fbdev/valkyriefb.c @@ -416,18 +416,18 @@ static int read_valkyrie_sense(struct fb_info_valkyrie *p) out_8(&p->valkyrie_regs->msense.r, 0); /* release all lines */ __delay(20000); - sense = ((in = in_8(&p->valkyrie_regs->msense.r)) & 0x70) << 4; + sense = ((in_8(&p->valkyrie_regs->msense.r)) & 0x70) << 4; /* drive each sense line low in turn and collect the other 2 */ out_8(&p->valkyrie_regs->msense.r, 4); /* drive A low */ __delay(20000); - sense |= ((in = in_8(&p->valkyrie_regs->msense.r)) & 0x30); + sense |= ((in_8(&p->valkyrie_regs->msense.r)) & 0x30); out_8(&p->valkyrie_regs->msense.r, 2); /* drive B low */ __delay(20000); sense |= ((in = in_8(&p->valkyrie_regs->msense.r)) & 0x40) >> 3; sense |= (in & 0x10) >> 2; out_8(&p->valkyrie_regs->msense.r, 1); /* drive C low */ __delay(20000); - sense |= ((in = in_8(&p->valkyrie_regs->msense.r)) & 0x60) >> 5; + sense |= ((in_8(&p->valkyrie_regs->msense.r)) & 0x60) >> 5; out_8(&p->valkyrie_regs->msense.r, 7); -- 1.7.10.4 ``` ## Re: \[PATCH\] video: fbdev: valkyriefb.c: Cleaning up variable that is never used - From: Geert Uytterhoeven \ - Date: 2014-07-05 13:56:46 - Message: https://ratatoskr.run/linux-fbdev/2014/07/4287721.md ```text On Sat, Jul 5, 2014 at 2:52 PM, Rickard Strandqvist [ref] wrote: > From: Rickard Strandqvist > > Variable ar assigned a value that is never used. > I have also removed all the code that thereby serves no purpose. > > This was found using a static code analysis program called cppcheck > > Signed-off-by: Rickard Strandqvist Acked-by: Geert Uytterhoeven Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds ```