From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 C7ED72F24 for ; Wed, 12 Apr 2023 08:50:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 50F48C433D2; Wed, 12 Apr 2023 08:50:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1681289415; bh=9ZU1sxrhWqxDPnkCAnIMktVGi6ySnIVZf5SpqMfZr4c=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=sPdqE6p51mAmdZbJnlNFag95ly55gdCPX85abAHCALtKrhhaUHs2B0A6yGRMeNSNa Cc5CdhNr+wixZY8sbmsRWXi/ZqOTfzO5eUGogL07Z+vVonmFhM51ctj17wq6CY5APN NsVrFzfJnBfMOT/D1A6l2niHx003nEQjjH9T6o+8= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Ira Weiny , Lukas Wunner , Davidlohr Bueso , Dan Williams , Jonathan Cameron , Bjorn Helgaas Subject: [PATCH 6.2 060/173] PCI/DOE: Fix memory leak with CONFIG_DEBUG_OBJECTS=y Date: Wed, 12 Apr 2023 10:33:06 +0200 Message-Id: <20230412082840.528682137@linuxfoundation.org> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230412082838.125271466@linuxfoundation.org> References: <20230412082838.125271466@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Lukas Wunner commit abf04be0e7071f2bcd39bf97ba407e7d4439785e upstream. After a pci_doe_task completes, its work_struct needs to be destroyed to avoid a memory leak with CONFIG_DEBUG_OBJECTS=y. Fixes: 9d24322e887b ("PCI/DOE: Add DOE mailbox support functions") Tested-by: Ira Weiny Signed-off-by: Lukas Wunner Reviewed-by: Ira Weiny Reviewed-by: Davidlohr Bueso Reviewed-by: Dan Williams Reviewed-by: Jonathan Cameron Cc: stable@vger.kernel.org # v6.0+ Acked-by: Bjorn Helgaas Link: https://lore.kernel.org/r/775768b4912531c3b887d405fc51a50e465e1bf9.1678543498.git.lukas@wunner.de Signed-off-by: Dan Williams Signed-off-by: Greg Kroah-Hartman --- drivers/pci/doe.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/pci/doe.c +++ b/drivers/pci/doe.c @@ -224,6 +224,7 @@ static void signal_task_complete(struct { task->rv = rv; task->complete(task); + destroy_work_on_stack(&task->work); } static void signal_task_abort(struct pci_doe_task *task, int rv)