{"id":2222451,"url":"http://patchwork.ozlabs.org/api/patches/2222451/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-tegra/patch/20260412000245.26696-1-dennylin0707@gmail.com/","project":{"id":21,"url":"http://patchwork.ozlabs.org/api/projects/21/?format=json","name":"Linux Tegra Development","link_name":"linux-tegra","list_id":"linux-tegra.vger.kernel.org","list_email":"linux-tegra@vger.kernel.org","web_url":null,"scm_url":null,"webscm_url":null,"list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20260412000245.26696-1-dennylin0707@gmail.com>","list_archive_url":null,"date":"2026-04-12T00:02:45","name":"media: tegra-video: vi: fix invalid u32 return value in format lookup","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"f0cb05192a52c0a96be49d03a829f4525585e1e0","submitter":{"id":93122,"url":"http://patchwork.ozlabs.org/api/people/93122/?format=json","name":"Denny Lin","email":"dennylin0707@gmail.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-tegra/patch/20260412000245.26696-1-dennylin0707@gmail.com/mbox/","series":[{"id":499579,"url":"http://patchwork.ozlabs.org/api/series/499579/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-tegra/list/?series=499579","date":"2026-04-12T00:02:45","name":"media: tegra-video: vi: fix invalid u32 return value in format lookup","version":1,"mbox":"http://patchwork.ozlabs.org/series/499579/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2222451/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2222451/checks/","tags":{},"related":[],"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-tegra@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256\n header.s=20251104 header.b=PAIxmTuF;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c15:e001:75::12fc:5321; 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This results in a large unsigned\nvalue being returned, which may be interpreted as a valid fourcc.\n\nReturn 0 instead to indicate an invalid format.\n\nCallers assign the return value directly to pixelformat, so returning\nan error code encoded in u32 is unsafe.\n\nSigned-off-by: Hungyu Lin \n---\n drivers/staging/media/tegra-video/vi.c | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)","diff":"diff --git a/drivers/staging/media/tegra-video/vi.c b/drivers/staging/media/tegra-video/vi.c\nindex 9c0b38585d63..966792a6ec19 100644\n--- a/drivers/staging/media/tegra-video/vi.c\n+++ b/drivers/staging/media/tegra-video/vi.c\n@@ -81,7 +81,7 @@ static u32 tegra_get_format_fourcc_by_idx(struct tegra_vi *vi,\n \t\t\t\t\t unsigned int index)\n {\n \tif (index >= vi->soc->nformats)\n-\t\treturn -EINVAL;\n+\t\treturn 0;\n \n \treturn vi->soc->video_formats[index].fourcc;\n }\n","prefixes":[]}