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[35.204.220.225]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c29de5baa11sm132865466b.40.2026.09.16.05.42.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Sep 2026 05:42:44 -0700 (PDT) From: Joshua Crofts To: Markus Schneider-Pargmann , Marc Kleine-Budde , Vincent Mailhol Cc: linux-can@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] can: m_can: pci: add missing pm_runtime_dont_use_autosuspend() call Date: Wed, 16 Sep 2026 12:42:36 +0000 Message-ID: <20260916124236.1389-1-joshua.crofts1@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-can@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit m_can_pci_remove() forgets to call pm_runtime_dont_use_autosuspend() on teardown, even though autosuspend is enabled in m_can_pci_probe(). Add the missing function call. Signed-off-by: Joshua Crofts --- Found using a Coccinelle script I'm currently working on [1]. [1] https://lore.kernel.org/cocci/20260916095616.1394-1-joshua.crofts1@gmail.com --- drivers/net/can/m_can/m_can_pci.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/can/m_can/m_can_pci.c b/drivers/net/can/m_can/m_can_pci.c index d11a7c88fc32..3c595749b5c7 100644 --- a/drivers/net/can/m_can/m_can_pci.c +++ b/drivers/net/can/m_can/m_can_pci.c @@ -159,6 +159,7 @@ static void m_can_pci_remove(struct pci_dev *pci) struct m_can_pci_priv *priv = cdev_to_priv(mcan_class); pm_runtime_forbid(&pci->dev); + pm_runtime_dont_use_autosuspend(&pci->dev); pm_runtime_get_noresume(&pci->dev); /* Disable interrupt control at CAN wrapper IP */ -- 2.47.3