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Thu, 10 Sep 2026 13:28:48 -0700 (PDT) Received: from ryzen.lan ([2601:644:8000:7a86::e35]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2dd2ceb4024sm1430895ad.33.2026.09.10.13.28.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Sep 2026 13:28:47 -0700 (PDT) From: Rosen Penev To: dmaengine@vger.kernel.org Cc: Zhang Wei , Vinod Koul , Frank Li , linuxppc-dev@lists.ozlabs.org (open list:FREESCALE DMA DRIVER), linux-kernel@vger.kernel.org (open list) Subject: [PATCHv2] dmaengine: fsldma: kill tasklet before removing channel Date: Thu, 10 Sep 2026 13:28:46 -0700 Message-ID: <20260910202846.48941-1-rosenp@gmail.com> X-Mailer: git-send-email 2.55.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add tasklet_kill() in fsl_dma_chan_remove() to prevent a race where the tasklet is scheduled by the IRQ handler and runs after the channel has been freed. Assisted-by: opencode:big-pickle Signed-off-by: Rosen Penev Reviewed-by: Frank Li --- v2: split from series and wrap at 75 characters drivers/dma/fsldma.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c index 6ce0e5668dc2..5eca8ab23564 100644 --- a/drivers/dma/fsldma.c +++ b/drivers/dma/fsldma.c @@ -1207,6 +1207,7 @@ static int fsl_dma_chan_probe(struct fsldma_device *fdev, static void fsl_dma_chan_remove(struct fsldma_chan *chan) { + tasklet_kill(&chan->tasklet); irq_dispose_mapping(chan->irq); list_del(&chan->common.device_node); iounmap(chan->regs); -- 2.55.0