{"id":3906,"url":"https://patchwork.libcamera.org/api/1.1/patches/3906/?format=json","web_url":"https://patchwork.libcamera.org/patch/3906/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/1.1/projects/1/?format=json","name":"libcamera","link_name":"libcamera","list_id":"libcamera_core","list_email":"libcamera-devel@lists.libcamera.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20200603141609.18584-3-paul.elder@ideasonboard.com>","date":"2020-06-03T14:16:06","name":"[libcamera-devel,2/5] v4l2: v4l2_camera_proxy: Fix bounds check for VIDIOC_ENUM_FMT","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"6b56e1f90501bea50aedd2ea9a527952b808e1b4","submitter":{"id":17,"url":"https://patchwork.libcamera.org/api/1.1/people/17/?format=json","name":"Paul Elder","email":"paul.elder@ideasonboard.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/3906/mbox/","series":[{"id":946,"url":"https://patchwork.libcamera.org/api/1.1/series/946/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=946","date":"2020-06-03T14:16:04","name":"Support qv4l2 with v4l2-compat","version":1,"mbox":"https://patchwork.libcamera.org/series/946/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/3906/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/3906/checks/","tags":{},"headers":{"Return-Path":"","Received":["from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 5CC2C6114D\n\tfor ;\n\tWed, 3 Jun 2020 16:16:25 +0200 (CEST)","from emerald.amanokami.net (fs76eef344.knge213.ap.nuro.jp\n\t[118.238.243.68])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 179F527C;\n\tWed, 3 Jun 2020 16:16:23 +0200 (CEST)"],"Authentication-Results":"lancelot.ideasonboard.com; dkim=pass (1024-bit key; \n\tunprotected) header.d=ideasonboard.com\n\theader.i=@ideasonboard.com\n\theader.b=\"D1oqqPGl\"; dkim-atps=neutral","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1591193785;\n\tbh=zkkZ8HpwE1KadJjjp80IveswbRW2zPq0Smm8x52nocY=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=D1oqqPGlRIDDGh6Y6IohlvH92L4nOYZR2zRZLOdccGNbTlz1NlC5MnMqBDh8uH952\n\tHuiah4wsrwh1HCVhZxi/iXVqEIe9VJW74ArVyXaSn761AfZ8akHzOGZU8+2Ls2Kz7j\n\tGF76OlvPgjwE2Gf7LzTS2cMhugu4NLpuduA557iw=","From":"Paul Elder ","To":"libcamera-devel@lists.libcamera.org","Date":"Wed, 3 Jun 2020 23:16:06 +0900","Message-Id":"<20200603141609.18584-3-paul.elder@ideasonboard.com>","X-Mailer":"git-send-email 2.20.1","In-Reply-To":"<20200603141609.18584-1-paul.elder@ideasonboard.com>","References":"<20200603141609.18584-1-paul.elder@ideasonboard.com>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","Subject":"[libcamera-devel] [PATCH 2/5] v4l2: v4l2_camera_proxy: Fix bounds\n\tcheck for VIDIOC_ENUM_FMT","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","X-List-Received-Date":"Wed, 03 Jun 2020 14:16:26 -0000"},"content":"VIDIOC_ENUM_FMT is meant to return -EINVAL if the requested index is out\nof bounds. This bounds is obtained from the libcamera Camera's list of\nformats. The bounds check for this list was incorrect; fix it.\n\nSigned-off-by: Paul Elder \n---\n src/v4l2/v4l2_camera_proxy.cpp | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)","diff":"diff --git a/src/v4l2/v4l2_camera_proxy.cpp b/src/v4l2/v4l2_camera_proxy.cpp\nindex 3df4d42b..ec6d265d 100644\n--- a/src/v4l2/v4l2_camera_proxy.cpp\n+++ b/src/v4l2/v4l2_camera_proxy.cpp\n@@ -224,7 +224,7 @@ int V4L2CameraProxy::vidioc_enum_fmt(struct v4l2_fmtdesc *arg)\n \tLOG(V4L2Compat, Debug) << \"Servicing vidioc_enum_fmt\";\n \n \tif (!validateBufferType(arg->type) ||\n-\t arg->index > streamConfig_.formats().pixelformats().size())\n+\t arg->index >= streamConfig_.formats().pixelformats().size())\n \t\treturn -EINVAL;\n \n \t/* \\todo Add map from format to description. */\n","prefixes":["libcamera-devel","2/5"]}