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{ "id": 23894, "url": "https://patchwork.libcamera.org/api/patches/23894/?format=api", "web_url": "https://patchwork.libcamera.org/patch/23894/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/projects/1/?format=api", "name": "libcamera", "link_name": "libcamera", "list_id": "libcamera_core", "list_email": "libcamera-devel@lists.libcamera.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20250722083441.1716976-1-barnabas.pocze@ideasonboard.com>", "date": "2025-07-22T08:34:41", "name": "[v1] utils: codegen: proxy: Check `ipc_` instead of `isolate_`", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "7de93bd228dc9510769f56ae50396538cacf3cd9", "submitter": { "id": 216, "url": "https://patchwork.libcamera.org/api/people/216/?format=api", "name": "Barnabás Pőcze", "email": "barnabas.pocze@ideasonboard.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/23894/mbox/", "series": [ { "id": 5309, "url": "https://patchwork.libcamera.org/api/series/5309/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=5309", "date": "2025-07-22T08:34:41", "name": "[v1] utils: codegen: proxy: Check `ipc_` instead of `isolate_`", "version": 1, "mbox": "https://patchwork.libcamera.org/series/5309/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/23894/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/23894/checks/", "tags": {}, "headers": { "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>", "X-Original-To": "parsemail@patchwork.libcamera.org", "Delivered-To": "parsemail@patchwork.libcamera.org", "Received": [ "from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id 5CDB0C3237\n\tfor <parsemail@patchwork.libcamera.org>;\n\tTue, 22 Jul 2025 08:34:47 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 3F5776901E;\n\tTue, 22 Jul 2025 10:34:46 +0200 (CEST)", "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id B920668FAC\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 22 Jul 2025 10:34:44 +0200 (CEST)", "from pb-laptop.local (185.221.140.39.nat.pool.zt.hu\n\t[185.221.140.39])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 11FDE79CC\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 22 Jul 2025 10:34:07 +0200 (CEST)" ], "Authentication-Results": "lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"R9Mmyvyx\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1753173247;\n\tbh=krKfc960Wd+diumkNR5KYOjW+LnGBBcXBJwp7uVlfII=;\n\th=From:To:Subject:Date:From;\n\tb=R9MmyvyxaaFuexrdU+Sl7FeZRZNOqurWP+yOxpZypmjbcfmXCt4A8YpzAZXIk+P36\n\tFaySmK1VqPoAobC+ufj2h3sW9z+BKGebZPcvuARcT0CEzv1riuyxUg9zwMn0tKtl7o\n\tbzd/imkbepJKF7Fp4TdLex/z5kSukr1Swc7GqIGg=", "From": "=?utf-8?q?Barnab=C3=A1s_P=C5=91cze?= <barnabas.pocze@ideasonboard.com>", "To": "libcamera-devel@lists.libcamera.org", "Subject": "[PATCH v1] utils: codegen: proxy: Check `ipc_` instead of `isolate_`", "Date": "Tue, 22 Jul 2025 10:34:41 +0200", "Message-ID": "<20250722083441.1716976-1-barnabas.pocze@ideasonboard.com>", "X-Mailer": "git-send-email 2.50.1", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=UTF-8", "Content-Transfer-Encoding": "8bit", "X-BeenThere": "libcamera-devel@lists.libcamera.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "<libcamera-devel.lists.libcamera.org>", "List-Unsubscribe": "<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>", "List-Archive": "<https://lists.libcamera.org/pipermail/libcamera-devel/>", "List-Post": "<mailto:libcamera-devel@lists.libcamera.org>", "List-Help": "<mailto:libcamera-devel-request@lists.libcamera.org?subject=help>", "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "Only try to send the \"Exit\" message if the `IPCPipeUnixSocket` object\nexists. If the constructor fails, then `ipc_` might not be initialized,\nwhich would lead to a nullptr dereference. This can still result in an\n`ipc_->sendAsync()` call even if `ipc_` is unconnected, but that only\nreports an error, and is still better than the status quo.\n\nBug: https://bugs.libcamera.org/show_bug.cgi?id=276\nSigned-off-by: Barnabás Pőcze <barnabas.pocze@ideasonboard.com>\n---\n .../generators/libcamera_templates/module_ipa_proxy.cpp.tmpl | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)", "diff": "diff --git a/utils/codegen/ipc/generators/libcamera_templates/module_ipa_proxy.cpp.tmpl b/utils/codegen/ipc/generators/libcamera_templates/module_ipa_proxy.cpp.tmpl\nindex 9a3aadbd2..ba740a0de 100644\n--- a/utils/codegen/ipc/generators/libcamera_templates/module_ipa_proxy.cpp.tmpl\n+++ b/utils/codegen/ipc/generators/libcamera_templates/module_ipa_proxy.cpp.tmpl\n@@ -96,7 +96,7 @@ namespace {{ns}} {\n \n {{proxy_name}}::~{{proxy_name}}()\n {\n-\tif (isolate_) {\n+\tif (ipc_) {\n \t\tIPCMessage::Header header =\n \t\t\t{ static_cast<uint32_t>({{cmd_enum_name}}::Exit), seq_++ };\n \t\tIPCMessage msg(header);\n", "prefixes": [ "v1" ] }