{"id":2222444,"url":"http://patchwork.ozlabs.org/api/patches/2222444/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-tegra/patch/20260411211006.150782-2-hossu.alexandru@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":"<20260411211006.150782-2-hossu.alexandru@gmail.com>","list_archive_url":null,"date":"2026-04-11T21:10:05","name":"[2/2] staging: media: tegra-video: add missing error checks in vi_tpg_fmts_bitmap_init()","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"d18aa9837fcbbcb4ad8dee357918e262a8733cd8","submitter":{"id":92777,"url":"http://patchwork.ozlabs.org/api/people/92777/?format=json","name":"Alexandru Hossu","email":"hossu.alexandru@gmail.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-tegra/patch/20260411211006.150782-2-hossu.alexandru@gmail.com/mbox/","series":[{"id":499574,"url":"http://patchwork.ozlabs.org/api/series/499574/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-tegra/list/?series=499574","date":"2026-04-11T21:10:05","name":"[1/2] staging: media: tegra-video: fix wrong return type in tegra_get_format_fourcc_by_idx()","version":1,"mbox":"http://patchwork.ozlabs.org/series/499574/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2222444/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2222444/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=U/1c1C7v;\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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A negative\nindex converted to unsigned would result in an out-of-bounds memory\naccess, corrupting adjacent kernel memory.\n\nAdd WARN_ON() guards so that any future SoC addition or Kconfig change\nthat exposes this path fails loudly rather than silently corrupting memory.\n\nSigned-off-by: Alexandru Hossu \n---\n drivers/staging/media/tegra-video/vi.c | 4 ++++\n 1 file changed, 4 insertions(+)","diff":"diff --git a/drivers/staging/media/tegra-video/vi.c b/drivers/staging/media/tegra-video/vi.c\nindex afc7327ef318..e6416ea8503e 100644\n--- a/drivers/staging/media/tegra-video/vi.c\n+++ b/drivers/staging/media/tegra-video/vi.c\n@@ -1025,11 +1025,15 @@ static void vi_tpg_fmts_bitmap_init(struct tegra_vi_channel *chan)\n \n \tindex = tegra_get_format_idx_by_code(chan->vi,\n \t\t\t\t\t MEDIA_BUS_FMT_SRGGB10_1X10, 0);\n+\tif (WARN_ON(index < 0))\n+\t\treturn;\n \tbitmap_set(chan->tpg_fmts_bitmap, index, 1);\n \n \tindex = tegra_get_format_idx_by_code(chan->vi,\n \t\t\t\t\t MEDIA_BUS_FMT_RGB888_1X32_PADHI,\n \t\t\t\t\t 0);\n+\tif (WARN_ON(index < 0))\n+\t\treturn;\n \tbitmap_set(chan->tpg_fmts_bitmap, index, 1);\n }\n \n","prefixes":["2/2"]}