Re: [PATCH 1/9] fbdev: shmobile: fix snprintf truncation

[Helge Deller]

On 3/26/24 23:38, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@xxxxxxxx>
>
> The name of the overlay does not fit into the fixed-length field:
>
> drivers/video/fbdev/sh_mobile_lcdcfb.c:1577:2: error: 'snprintf' will always be truncated; specified size is 16, but format string expands to at least 25
>
> Make it short enough by changing the string.
>
> Fixes: c5deac3c9b22 ("fbdev: sh_mobile_lcdc: Implement overlays support")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>

applied to fbdev git tree.

Thanks!
Helge


> ---
>   drivers/video/fbdev/sh_mobile_lcdcfb.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/video/fbdev/sh_mobile_lcdcfb.c b/drivers/video/fbdev/sh_mobile_lcdcfb.c
> index eb2297b37504..d35d2cf99998 100644
> --- a/drivers/video/fbdev/sh_mobile_lcdcfb.c
> +++ b/drivers/video/fbdev/sh_mobile_lcdcfb.c
> @@ -1575,7 +1575,7 @@ sh_mobile_lcdc_overlay_fb_init(struct sh_mobile_lcdc_overlay *ovl)
>   	 */
>   	info->fix = sh_mobile_lcdc_overlay_fix;
>   	snprintf(info->fix.id, sizeof(info->fix.id),
> -		 "SH Mobile LCDC Overlay %u", ovl->index);
> +		 "SHMobile ovl %u", ovl->index);
>   	info->fix.smem_start = ovl->dma_handle;
>   	info->fix.smem_len = ovl->fb_size;
>   	info->fix.line_length = ovl->pitch;