Pointer bufs is being initialized with a value that is never read, it is being re-assigned with a different value later on. The assignment is redundant and can be removed. Cleans up clang-scan warning:
drivers/video/fbdev/s3c-fb.c:492:16: warning: Value stored to 'buf' during its initialization is never read [deadcode.DeadStores] void __iomem *buf = regs;
Signed-off-by: Colin Ian King colin.i.king@gmail.com --- drivers/video/fbdev/s3c-fb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/video/fbdev/s3c-fb.c b/drivers/video/fbdev/s3c-fb.c index 3b134e1bbc38..68408c499627 100644 --- a/drivers/video/fbdev/s3c-fb.c +++ b/drivers/video/fbdev/s3c-fb.c @@ -489,7 +489,7 @@ static int s3c_fb_set_par(struct fb_info *info) struct s3c_fb_win *win = info->par; struct s3c_fb *sfb = win->parent; void __iomem *regs = sfb->regs; - void __iomem *buf = regs; + void __iomem *buf; int win_no = win->index; u32 alpha = 0; u32 data;
On Thu, Dec 30, 2021 at 04:06:26PM +0000, Colin Ian King wrote:
Pointer bufs is being initialized with a value that is never read, it is being re-assigned with a different value later on. The assignment is redundant and can be removed. Cleans up clang-scan warning:
drivers/video/fbdev/s3c-fb.c:492:16: warning: Value stored to 'buf' during its initialization is never read [deadcode.DeadStores] void __iomem *buf = regs;
Signed-off-by: Colin Ian King colin.i.king@gmail.com
Both of your dead store fixes queued up in drm-misc-next for 5.18. -Daniel
drivers/video/fbdev/s3c-fb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/video/fbdev/s3c-fb.c b/drivers/video/fbdev/s3c-fb.c index 3b134e1bbc38..68408c499627 100644 --- a/drivers/video/fbdev/s3c-fb.c +++ b/drivers/video/fbdev/s3c-fb.c @@ -489,7 +489,7 @@ static int s3c_fb_set_par(struct fb_info *info) struct s3c_fb_win *win = info->par; struct s3c_fb *sfb = win->parent; void __iomem *regs = sfb->regs;
- void __iomem *buf = regs;
- void __iomem *buf; int win_no = win->index; u32 alpha = 0; u32 data;
-- 2.33.1
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