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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 Subject: [PATCH v1] idpf: Fix mailbox IRQ name leak on request failure Date: Fri, 3 Jul 2026 01:00:53 -0400 Message-ID: <20260703050053.120851-1-dbgh9129@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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 --- 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