From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 62D7A448D18; Fri, 7 Aug 2026 15:34:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786116887; cv=none; b=Iq2IpYz/mpLuKb262lvd+p8p64TKE+8f85lAUKk0r68s91MNGtbFooKZkBLu3hqbqXSMKz11kHOQYzqkYbgqhlvd+myXtpb07IR+kIzDzQeQ0cq8xby6iL4nKUhv8+xoGKtBMBesbJ6bf4k2oshnltUrA00cOfz0Nc+d7oAiUkY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786116887; c=relaxed/simple; bh=DMoRPMdlK5LEIyIjvlGr8jkX7TMA3k+/tjkWFEQ9StM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=tEhiSJsFtWAfFDZmAOA4a70+55i3rTIrVGURi8sydu9mYzCuKBmPdyZHs0lPv5OM4iFyZTW2fhdAryj4Bv+teG/f3Wv5JBi1svpUlAugUvLV+w9zIaX+qiu5NrjFIdztwhKD6scpnZXLAh1unbQEOJZjGzczilMgt4hL2K7SwEw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=soCC+4yP; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="soCC+4yP" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 841C31F00A3A; Fri, 7 Aug 2026 15:34:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1786116886; bh=o5LpfES6EILHIzzsMl8Co9djCJMqIsZZut8Yw+xPRcM=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=soCC+4yP0M7ijTV3PJ56tKPHPMeZ5t6eXXdYo7g+rw71P+zIcklvejAidqLVRnK1g dlpz6L2YL+qhXUq1cZIKE3fDNnB+b+/r3ucxOA8WL7HMDhrtT+QjFh0fPFOgq9/WVr fP7yaega6QvjtGGrWm85fYcyiCQicXUyZfHE37Ag= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Yuho Choi , Aleksandr Loktionov , Samuel Salin , Tony Nguyen , Sasha Levin Subject: [PATCH 7.1 126/438] idpf: Fix mailbox IRQ name leak on request failure Date: Fri, 7 Aug 2026 16:35:22 +0200 Message-ID: <20260807143430.682054486@linuxfoundation.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260807143428.008222056@linuxfoundation.org> References: <20260807143428.008222056@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 7.1-stable review patch. If anyone has any objections, please let me know. ------------------ From: Yuho Choi [ Upstream commit 9bff30482c10f70d9e56c0633a6616e07140e217 ] idpf_mb_intr_req_irq() allocates the mailbox IRQ name before calling request_irq(). On success, the name is released later through kfree(free_irq()), but request_irq() failure returns without freeing it. Free the allocated name on the request_irq() failure path. Fixes: 4930fbf419a7 ("idpf: add core init and interrupt request") Signed-off-by: Yuho Choi Reviewed-by: Aleksandr Loktionov Tested-by: Samuel Salin Signed-off-by: Tony Nguyen Signed-off-by: Sasha Levin --- drivers/net/ethernet/intel/idpf/idpf_lib.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/intel/idpf/idpf_lib.c b/drivers/net/ethernet/intel/idpf/idpf_lib.c index cf966fe6c759c..bb81e620c5c87 100644 --- a/drivers/net/ethernet/intel/idpf/idpf_lib.c +++ b/drivers/net/ethernet/intel/idpf/idpf_lib.c @@ -139,7 +139,7 @@ static int idpf_mb_intr_req_irq(struct idpf_adapter *adapter) if (err) { dev_err(&adapter->pdev->dev, "IRQ request for mailbox failed, error: %d\n", err); - + kfree(name); return err; } -- 2.53.0