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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Cc: intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Yuho Choi Date: Fri, 3 Jul 2026 01:03:32 -0400 Message-ID: <20260703050332.121551-1-dbgh9129@gmail.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Mailman-Approved-At: Mon, 06 Jul 2026 15:23:32 +0000 X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1783055017; x=1783659817; darn=lists.osuosl.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=4mjd3S3mD4H3ly0J/O0woiYTVd9pmAc7B7F5gVF6+rg=; b=ZGqevHAYh79OWJpqRaFkkLbZVMD2120Wg7EbWD6McGpFPg/fah1FqpiogNJAU1jJWv 3sldtoXyCSPihCSChOrE/imJ1vsN2cIuaeQumbHcnP30t8+Jo4BokIdgKGPU9PnOloX9 Xs8tlGr6cXiK64QfC67R9Q6mtvE/w/3vfFVzPN/Va/eUKFRghMA2QxxI6RqqMf4GK1+m Hl2cX1aN58k0/A4hL9J5l597klnHpzX6Ly+4WH0YLT4H/QyRSGNY8TYMZVzFnoexnPiZ oQ/YvuGVGbNeah6qcVmxhyyS0BvHrVr/l2nCmiuM5Mg1UBOBwPlpeO315sZ7uO2ej/rr XMwQ== X-Mailman-Original-Authentication-Results: smtp2.osuosl.org; dmarc=pass (p=none dis=none) header.from=gmail.com X-Mailman-Original-Authentication-Results: smtp2.osuosl.org; dkim=pass (2048-bit key, unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20251104 header.b=ZGqevHAY Subject: [Intel-wired-lan] [PATCH net v2] idpf: Fix mailbox IRQ name leak on request failure X-BeenThere: intel-wired-lan@osuosl.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Intel Wired Ethernet Linux Kernel Driver Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-wired-lan-bounces@osuosl.org Sender: "Intel-wired-lan" 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 --- Changes in v2: - Add net tag for the patch subject line. 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 cf966fe6c759..bb81e620c5c8 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; } -- 2.43.0