From f170bed50f9bbc4b03673f40c91f84d4d0258409 Mon Sep 17 00:00:00 2001 From: Lee Jones Date: Thu, 24 Aug 2023 08:37:00 +0100 Subject: drm/tegra: hub: Increase buffer size to ensure all possible values can be stored MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit When converting from int to string, we must allow for up to 10-chars (2147483647). Fixes the following W=1 kernel build warning(s): drivers/gpu/drm/tegra/hub.c: In function ‘tegra_display_hub_probe’: drivers/gpu/drm/tegra/hub.c:1106:47: warning: ‘%u’ directive output may be truncated writing between 1 and 10 bytes into a region of size 4 [-Wformat-truncation=] drivers/gpu/drm/tegra/hub.c:1106:42: note: directive argument in the range [0, 4294967294] drivers/gpu/drm/tegra/hub.c:1106:17: note: ‘snprintf’ output between 6 and 15 bytes into a destination of size 8 Signed-off-by: Lee Jones Signed-off-by: Thierry Reding Link: https://patchwork.freedesktop.org/patch/msgid/20230824073710.2677348-16-lee@kernel.org --- drivers/gpu/drm/tegra/hub.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu/drm/tegra') diff --git a/drivers/gpu/drm/tegra/hub.c b/drivers/gpu/drm/tegra/hub.c index 1af5f8318d91..f21e57e8599e 100644 --- a/drivers/gpu/drm/tegra/hub.c +++ b/drivers/gpu/drm/tegra/hub.c @@ -1101,7 +1101,7 @@ static int tegra_display_hub_probe(struct platform_device *pdev) for (i = 0; i < hub->soc->num_wgrps; i++) { struct tegra_windowgroup *wgrp = &hub->wgrps[i]; - char id[8]; + char id[16]; snprintf(id, sizeof(id), "wgrp%u", i); mutex_init(&wgrp->lock); -- cgit v1.2.3