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Thu, 02 Jul 2026 00:06:23 -0700 (PDT) From: Prashant Rahul Date: Thu, 02 Jul 2026 12:36:14 +0530 Subject: [PATCH v2 1/4] staging: octeon: factor out device removal into a helper Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260702-staging-driver-octeon-panic-v2-1-2c2b6ae086dd@gmail.com> References: <20260702-staging-driver-octeon-panic-v2-0-2c2b6ae086dd@gmail.com> In-Reply-To: <20260702-staging-driver-octeon-panic-v2-0-2c2b6ae086dd@gmail.com> To: Greg Kroah-Hartman Cc: Shuah Khan , linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, Klara Modin , Prashant Rahul X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1814; i=prashantrahul23@gmail.com; h=from:subject:message-id; bh=uZo3B6aWvCKbe+vGSvuw4BaJPTVy4l59d8m8ZnJP7qI=; b=owEBbQKS/ZANAwAKAWw+kajX8DhtAcsmYgBqRg3pAW5OVlVxr6HVQKEr0tABd8HDzWOc9C3lE tJzGJGmobqJAjMEAAEKAB0WIQRS5esR6MP3hQs0SsxsPpGo1/A4bQUCakYN6QAKCRBsPpGo1/A4 bay3EACU9xk+G70i70UXAfqi8BoECR6E2p0m1T0xwXR5u6U6YHjXk64HzpuUueej0H3JjyTpLCL TQM4DXSccW4nBjJChdIj8wsrHkuuO1pYewR5Cf8GExKMFu5s7FU6FP1HNgl9uCcGgCUkQryiCOk aR8jPiBsm/XZLZ5E6a1jxFRxW2ymwzJ1d8K7LZ5CIiNV4ECGMoE4+ZASK/j1Wg7fL9mlwtUyp0Y pBdRx6S2EGVUZTM7hJ+e1I9CaIRKXCdH+5mgkw3ydNxlduzGljWYfeeVDLJN94E1kof82gj3PMs xRFVmlPouBlA+nxlioB91F9rDrFViKp7G3UgL6J5ZyPnUc5+iDxfxLdstCY8Br1X3X9xqYv0NcG LrnVlRVxlNHiJbE8tdGmi/HumuHsdaA0U99p6qWgDAStCJXHYPw4+zqpq0CUKAr/pW1Tw3tyKMh uPJfCGtmY9/Bd6Y/B1yD8O8SJvFbHv11vMMGi6h4GMEz5pl5An3EaIFHt6g4o/UANC/atUH6e3J GJYn3ZTYaEM/AQxOhT9Vc0gOUbFnLMqEoaDutpmjOcav96G7+nk5oWrwp4PVECNmye6powtZDEq n3dGKCBxumFaGWuz45Myb1kP1JZCLLpnSMh/pTXtdGpLZ6DqCCpvkXGcwA2Ttb8kVOatbmAvw8V MbGV/VxgPu4ls7g== X-Developer-Key: i=prashantrahul23@gmail.com; a=openpgp; fpr=52E5EB11E8C3F7850B344ACC6C3E91A8D7F0386D Factor out the common device removal sequence into a helper in preparation for adding cleanup to the probe error path. Signed-off-by: Prashant Rahul --- drivers/staging/octeon/ethernet.c | 30 +++++++++++++++++------------- 1 file changed, 17 insertions(+), 13 deletions(-) diff --git a/drivers/staging/octeon/ethernet.c b/drivers/staging/octeon/ethernet.c index f3fa221f452e2..21f3e27aabf2c 100644 --- a/drivers/staging/octeon/ethernet.c +++ b/drivers/staging/octeon/ethernet.c @@ -104,6 +104,21 @@ struct net_device *cvm_oct_device[TOTAL_NUMBER_OF_PORTS]; u64 cvm_oct_tx_poll_interval; +static void cvm_oct_remove_device(int port) +{ + if (cvm_oct_device[port]) { + struct net_device *dev = cvm_oct_device[port]; + struct octeon_ethernet *priv = netdev_priv(dev); + + cancel_delayed_work_sync(&priv->port_periodic_work); + + cvm_oct_tx_shutdown_dev(dev); + unregister_netdev(dev); + free_netdev(dev); + cvm_oct_device[port] = NULL; + } +} + static void cvm_oct_rx_refill_worker(struct work_struct *work) { struct octeon_ethernet_platform *plat = container_of(work, @@ -948,19 +963,8 @@ static void cvm_oct_remove(struct platform_device *pdev) cvmx_pko_disable(); /* Free the ethernet devices */ - for (port = 0; port < TOTAL_NUMBER_OF_PORTS; port++) { - if (cvm_oct_device[port]) { - struct net_device *dev = cvm_oct_device[port]; - struct octeon_ethernet *priv = netdev_priv(dev); - - cancel_delayed_work_sync(&priv->port_periodic_work); - - cvm_oct_tx_shutdown_dev(dev); - unregister_netdev(dev); - free_netdev(dev); - cvm_oct_device[port] = NULL; - } - } + for (port = 0; port < TOTAL_NUMBER_OF_PORTS; port++) + cvm_oct_remove_device(port); cvmx_pko_shutdown(); -- 2.54.0