From nobody Tue Apr 7 07:29:19 2026 Received: from mail-pl1-f177.google.com (mail-pl1-f177.google.com [209.85.214.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AB45940DFD6 for ; Sun, 15 Mar 2026 07:18:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.177 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773559081; cv=none; b=LmHUb6nQeekMUUkDPfHtsl9OC8klMwMJGA2dwW+htaE7IZWs3ix1WR/u36ttu9yvnejhyV8YhnXznE7bg+GdERGG05vsvjiyHXCY6pBrKMbbEHe0vKdpHjq4bEJREr4eXOH8Dtcsge9JnSld7nO6/iKqdbYiZQK830ftRmK+SE0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773559081; c=relaxed/simple; bh=tcQw2kHiC9GSxdTDYKfZrPmy6kro67MTQ4O0GCXNUmE=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=e4FnwTn1mP9F19bqznaMv09oI536h08EdNA9+IJAd+NyAZm/dwpycUi226sGXFdzZuzJ1sMgO7OUVp9rb10zYrgLOlt9Y7+8IapAF+fgqkrHEMBXO9anC9f71CoqpT0DM7DNMLFx+x5K7lWzcazzduM5DJtcMw5FXpP7R0CPz9E= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=QJjtSVRo; arc=none smtp.client-ip=209.85.214.177 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="QJjtSVRo" Received: by mail-pl1-f177.google.com with SMTP id d9443c01a7336-2b048527825so3920655ad.3 for ; Sun, 15 Mar 2026 00:18:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1773559080; x=1774163880; darn=vger.kernel.org; h=cc:to:message-id:content-transfer-encoding:mime-version:subject :date:from:from:to:cc:subject:date:message-id:reply-to; bh=ZmB+4AfDJQoT99kSuCamxfMIbT8/uyLGRZ2V2BFS2Jk=; b=QJjtSVRoj3cDxI3AMN4IGaCo8yBOT4Jt4Lp33xk0/GHiPtNJpcrFMcUXHW+AhnPE9B 1AM4mSKW0PIWeLFK5XyX2T0NyIemkSxMBF3qN8epul0ObZ8L3i70ZiNxpH0EQhSHOuEr 2ALxHeQoYCZBdMxcjp7jQzgPT8TnZY2hBsLOWwpWPzr0QGbB9hZOj3BUesMFmrTJkgjz vw/QYMnwdvuEb9BDglNo5fOVef2o+RAr8rGMUT18TT5E+t6LYVss6eoCRtyysjBD4Iq+ kKKiWZdwpsKFTPfMefTfrYD/GhazAf6MIswvhmQDh8Q9L5+q6wQ4rlenb9QLmG3TaJts T7KQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1773559080; x=1774163880; h=cc:to:message-id:content-transfer-encoding:mime-version:subject :date:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=ZmB+4AfDJQoT99kSuCamxfMIbT8/uyLGRZ2V2BFS2Jk=; b=jGsNfL3ttC/ZbIwE7V18qJDTU+2SedhZvHqdXkBsNIU/X+0kG4smqIMBHW3bwYx4t2 Bkwhgi7ZX63iuuttH1S/Hk6RFvC36xzl/IYgqtNRaR6LtUTIei+TJsTvhn3E1KjHtT1a RSabf/xUA74j3FzIQJ/1cIqS8ncdZo6luq37/xQX+L0l/De2n8R52f8Vhy0XcxfnVtT3 AzQvP/8zD5X4skEE7yz/YCLjzPCeUI0L5MA5efYLESmYqEDGGNnz2gPKJ57u1RXyoELY PqUxOtubJ/CrSmRpwen8MWTv59gDXWoOLPF5n9Mg/qB0AiFWrG1F5YFBcmRjv6lHVtMM WzAQ== X-Forwarded-Encrypted: i=1; AJvYcCW4soAx/swJT1BTIZxEpgf50ywG9hKl4jHC9zwwmDox2UNFNo/TgED/ACCZPpu5QOxc0rqvDO0CZmv3kOc=@vger.kernel.org X-Gm-Message-State: AOJu0YwlsCPNBncA7X8c6vSLFwTU03YWBgVXDQ+e4ULdgI984M2enc+Z hK4cWNSnK4J8BGADjmKrFeZsqcdPStlHus2qqDodP1y12Lxon2jY1j7Y X-Gm-Gg: ATEYQzyNXr1ayyK3XK5dcNjyx3o3AM1a/Jh28YyQzpjBmTssfPIUf3n0rpUQnMxJNfR WY0+aTOH/uGx6efogdcOxvD5aZd+ltGz79cupIruqKfU8KJ6TvFNGJczWN95FiQ1t9MUoB6+YUZ btsjE809rY0pz1AOJHOeL8u5rB74ny6gjZ/Yr0KHD2KAFXJa/1qU1u2xDem8g2NC6q5AAOQNtJz o8YySegRzlDoC+NuU0FSC47SUudaK4VoWwKGCTsoNtR3htH6BbFmYCJeuxYlzZxKUf9N4oaHeLS me6ZdC+fHlSzLZWsvFY1XvQJFs+pwpWR22bLW5X0VrS7EWuCTqj2uqLixzduhJ/ro/dIQhD5f7L ME1l9uim/+gtDSjHNIfpiZap1fV0DxIRBajuMjl4I+x7j5Jee7dMa5TXeTFsO1BPJl5hl2ialri DGG1AJtYxxI99GK1kTLgbzycjIG7VQz/JItLJ9 X-Received: by 2002:a17:902:cecf:b0:2ae:cbd9:5f2a with SMTP id d9443c01a7336-2aecbd961acmr92596685ad.11.1773559079937; Sun, 15 Mar 2026 00:17:59 -0700 (PDT) Received: from junjungu-PC.localdomain ([223.167.147.240]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2aece56cb7fsm87285415ad.6.2026.03.15.00.17.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 15 Mar 2026 00:17:59 -0700 (PDT) From: Felix Gu Date: Sun, 15 Mar 2026 15:17:54 +0800 Subject: [PATCH] irqchip/riscv-rpmi-sysmsi: Fix mailbox channel leak in rpmi_sysmsi_probe() Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260315-sysmsi-v1-1-5f090c86c2ca@gmail.com> X-B4-Tracking: v=1; b=H4sIACFdtmkC/6tWKk4tykwtVrJSqFYqSi3LLM7MzwNyDHUUlJIzE vPSU3UzU4B8JSMDIzMDY0NT3eLK4tziTN00MyNTkzQzU3MDwzQloOKCotS0zAqwQdGxtbUA09f 2HVgAAAA= X-Change-ID: 20260315-sysmsi-f6254f65701f To: Rahul Pathak , Anup Patel , Thomas Gleixner , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Jassi Brar , Sunil V L Cc: Anup Patel , linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Felix Gu X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1773559076; l=1079; i=ustc.gu@gmail.com; h=from:subject:message-id; bh=tcQw2kHiC9GSxdTDYKfZrPmy6kro67MTQ4O0GCXNUmE=; b=92SpKj9FxV87KIFWQ02U8AtxkgcLsgAkrosCGnPj2ue44MhpG2PET9Xd9SyE3A5bCsSZqaEjR H1FxIkU82XoAgnDGhNdAlcZU97KWiIudzcnQsWtyLVHTRfe4+oGQP1d X-Developer-Key: i=ustc.gu@gmail.com; a=ed25519; pk=fjUXwmjchVN7Ja6KGP55IXOzFeCl9edaHoQIEUA+/hw= When riscv_acpi_get_gsi_info() fails, the mailbox channel previously requested via mbox_request_channel() is not freed. Add the missing mbox_free_channel() call to prevent the resource leak. Fixes: 4752b0cfbc37 ("irqchip/riscv-rpmi-sysmsi: Add ACPI support") Signed-off-by: Felix Gu Reviewed-by: Rahul Pathak --- drivers/irqchip/irq-riscv-rpmi-sysmsi.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/irqchip/irq-riscv-rpmi-sysmsi.c b/drivers/irqchip/irq-= riscv-rpmi-sysmsi.c index 5c74c561ce31..612f3972f7af 100644 --- a/drivers/irqchip/irq-riscv-rpmi-sysmsi.c +++ b/drivers/irqchip/irq-riscv-rpmi-sysmsi.c @@ -250,6 +250,7 @@ static int rpmi_sysmsi_probe(struct platform_device *pd= ev) rc =3D riscv_acpi_get_gsi_info(fwnode, &priv->gsi_base, &id, &nr_irqs, NULL); if (rc) { + mbox_free_channel(priv->chan); dev_err(dev, "failed to find GSI mapping\n"); return rc; } --- base-commit: b84a0ebe421ca56995ff78b66307667b62b3a900 change-id: 20260315-sysmsi-f6254f65701f Best regards, --=20 Felix Gu