Messages in this thread Patch in this message | | | Date | Wed, 5 Mar 2014 23:56:19 +0800 | From | Wang YanQing <> | Subject | [PATCH] video: fbdev: uvesafb: Remove impossible code path in uvesafb_init_info |
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Because uvesafb_vbe_init will fail when get zero avaiable modes, and we have checked the return value of uvesafb_vbe_init_mode, so it is impossible to pass NULL as mode into uvesafb_init_info.
[ This patch fix warning report by fengguang.wu@intel.com "drivers/video/fbdev/uvesafb.c:1509 uvesafb_init_info() error: we previously assumed 'mode' could be null" ]
Signed-off-by: Wang YanQing <udknight@gmail.com> --- drivers/video/fbdev/uvesafb.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-)
diff --git a/drivers/video/fbdev/uvesafb.c b/drivers/video/fbdev/uvesafb.c index 18352b2..509d452 100644 --- a/drivers/video/fbdev/uvesafb.c +++ b/drivers/video/fbdev/uvesafb.c @@ -1474,12 +1474,7 @@ static void uvesafb_init_info(struct fb_info *info, struct vbe_mode_ib *mode) * used video mode, i.e. the minimum amount of * memory we need. */ - if (mode != NULL) { - size_vmode = info->var.yres * mode->bytes_per_scan_line; - } else { - size_vmode = info->var.yres * info->var.xres * - ((info->var.bits_per_pixel + 7) >> 3); - } + size_vmode = info->var.yres * mode->bytes_per_scan_line; /* * size_total -- all video memory we have. Used for mtrr -- 1.8.3.4.8.g69490f3.dirty
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