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GET /api/1.1/patches/2232524/?format=api
{ "id": 2232524, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2232524/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260504161145.2217950-1-holger.brunck@hitachienergy.com/", "project": { "id": 2, "url": "http://patchwork.ozlabs.org/api/1.1/projects/2/?format=api", "name": "Linux PPC development", "link_name": "linuxppc-dev", "list_id": "linuxppc-dev.lists.ozlabs.org", "list_email": "linuxppc-dev@lists.ozlabs.org", "web_url": "https://github.com/linuxppc/wiki/wiki", "scm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git", "webscm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/" }, "msgid": "<20260504161145.2217950-1-holger.brunck@hitachienergy.com>", "date": "2026-05-04T16:11:45", "name": "[net] net: wan: fsl_ucc_hdlc: free tx_skbuff in uhdlc_memclean", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "ef62a157e771923b39d855047b85d8dd3b0da242", "submitter": { "id": 82682, "url": "http://patchwork.ozlabs.org/api/1.1/people/82682/?format=api", "name": "Holger Brunck", "email": "holger.brunck@hitachienergy.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260504161145.2217950-1-holger.brunck@hitachienergy.com/mbox/", "series": [ { "id": 502694, "url": "http://patchwork.ozlabs.org/api/1.1/series/502694/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/list/?series=502694", "date": "2026-05-04T16:11:45", "name": "[net] net: wan: fsl_ucc_hdlc: free tx_skbuff in uhdlc_memclean", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/502694/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2232524/comments/", "check": "success", "checks": "http://patchwork.ozlabs.org/api/patches/2232524/checks/", "tags": {}, "headers": { "Return-Path": "\n <linuxppc-dev+bounces-20428-incoming=patchwork.ozlabs.org@lists.ozlabs.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linuxppc-dev@lists.ozlabs.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=hitachienergy.com header.i=@hitachienergy.com\n header.a=rsa-sha256 header.s=duo-1630306886989-947ac67a header.b=L4rVJzon;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=outbound.mailhop.org header.i=@outbound.mailhop.org\n header.a=rsa-sha256 header.s=dkim-high header.b=nhwwqAIS;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org\n (client-ip=2404:9400:21b9:f100::1; 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report=arf", "From": "Holger Brunck <holger.brunck@hitachienergy.com>", "To": "netdev@vger.kernel.org", "Cc": "linuxppc-dev@lists.ozlabs.org,\n\tandrew+netdev@lunn.ch,\n\tchleroy@kernel.org,\n\tqiang.zhao@nxp.com,\n\thorms@kernel.org,\n\tHolger Brunck <holger.brunck@hitachienergy.com>", "Subject": "[PATCH net] net: wan: fsl_ucc_hdlc: free tx_skbuff in uhdlc_memclean", "Date": "Mon, 4 May 2026 18:11:45 +0200", "Message-ID": "<20260504161145.2217950-1-holger.brunck@hitachienergy.com>", "X-Mailer": "git-send-email 2.52.0.120.gb31ab939fe", "X-Mailing-List": "linuxppc-dev@lists.ozlabs.org", "List-Id": "<linuxppc-dev.lists.ozlabs.org>", "List-Help": "<mailto:linuxppc-dev+help@lists.ozlabs.org>", "List-Owner": "<mailto:linuxppc-dev+owner@lists.ozlabs.org>", "List-Post": "<mailto:linuxppc-dev@lists.ozlabs.org>", "List-Archive": "<https://lore.kernel.org/linuxppc-dev/>,\n <https://lists.ozlabs.org/pipermail/linuxppc-dev/>", "List-Subscribe": "<mailto:linuxppc-dev+subscribe@lists.ozlabs.org>,\n <mailto:linuxppc-dev+subscribe-digest@lists.ozlabs.org>,\n <mailto:linuxppc-dev+subscribe-nomail@lists.ozlabs.org>", "List-Unsubscribe": "<mailto:linuxppc-dev+unsubscribe@lists.ozlabs.org>", "Precedence": "list", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Spam-Status": "No, score=-0.3 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED,\n\tDKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE,\n\tSPF_HELO_NONE,SPF_PASS autolearn=disabled version=4.0.1 OzLabs 8", "X-Spam-Checker-Version": "SpamAssassin 4.0.1 (2024-03-25) on lists.ozlabs.org" }, "content": "When cleaning up the resources we need to iterate over the\ntx_skbuf array to free pending TX messages.\n\nFixes: c19b6d246a35 (\"drivers/net: support hdlc function for QE-UCC\")\nSigned-off-by: Holger Brunck <holger.brunck@hitachienergy.com>\n---\n drivers/net/wan/fsl_ucc_hdlc.c | 7 +++++++\n 1 file changed, 7 insertions(+)", "diff": "diff --git a/drivers/net/wan/fsl_ucc_hdlc.c b/drivers/net/wan/fsl_ucc_hdlc.c\nindex adf3863463f5..68f78aeabdc3 100644\n--- a/drivers/net/wan/fsl_ucc_hdlc.c\n+++ b/drivers/net/wan/fsl_ucc_hdlc.c\n@@ -739,6 +739,8 @@ static int uhdlc_open(struct net_device *dev)\n \n static void uhdlc_memclean(struct ucc_hdlc_private *priv)\n {\n+\tint i;\n+\n \tqe_muram_free(ioread16be(&priv->ucc_pram->riptr));\n \tqe_muram_free(ioread16be(&priv->ucc_pram->tiptr));\n \n@@ -769,6 +771,11 @@ static void uhdlc_memclean(struct ucc_hdlc_private *priv)\n \tkfree(priv->rx_skbuff);\n \tpriv->rx_skbuff = NULL;\n \n+\tfor (i = 0; i < TX_BD_RING_LEN) {\n+\t\tkfree(priv->tx_skbuff[i]);\n+\t\tpriv->tx_skbuff[i] = NULL;\n+\t}\n+\n \tkfree(priv->tx_skbuff);\n \tpriv->tx_skbuff = NULL;\n \n", "prefixes": [ "net" ] }