From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2D6A6C433EF for ; Tue, 7 Jun 2022 18:53:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1353118AbiFGSxn (ORCPT ); Tue, 7 Jun 2022 14:53:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53886 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1354546AbiFGSrH (ORCPT ); Tue, 7 Jun 2022 14:47:07 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9F5BAB0D0A; Tue, 7 Jun 2022 11:02:03 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 3691A617B0; Tue, 7 Jun 2022 18:02:03 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 402E5C34115; Tue, 7 Jun 2022 18:02:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1654624922; bh=7wjUYIaNsXVt03m+j0Kox8IXzon5mRDG5anZNTMcKHQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=RMJzV8Tv8v9lwL9MY8uA57bi050+qEsThEFnMKyPcnC3Q8UHJys04un1+tfd663Q+ S8bGf4a60JiBpsoJXW6fsCXf0lVzFFgLT3aX9UEGFZuYXCwKkupCx/8uA7J33U9o4V bS9ScRJFXp33CR8BESJ1hetWjisq0LYEVQusr1Z0= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Amelie Delaunay , Vinod Koul , Sasha Levin Subject: [PATCH 5.15 502/667] dmaengine: stm32-mdma: fix chan initialization in stm32_mdma_irq_handler() Date: Tue, 7 Jun 2022 19:02:47 +0200 Message-Id: <20220607164949.757277311@linuxfoundation.org> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220607164934.766888869@linuxfoundation.org> References: <20220607164934.766888869@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Amelie Delaunay [ Upstream commit da3b8ddb464bd49b6248d00ca888ad751c9e44fd ] The parameter to pass back to the handler function when irq has been requested is a struct stm32_mdma_device pointer, not a struct stm32_mdma_chan pointer. Even if chan is reinit later in the function, remove this wrong initialization. Fixes: a4ffb13c8946 ("dmaengine: Add STM32 MDMA driver") Signed-off-by: Amelie Delaunay Link: https://lore.kernel.org/r/20220504155322.121431-3-amelie.delaunay@foss.st.com Signed-off-by: Vinod Koul Signed-off-by: Sasha Levin --- drivers/dma/stm32-mdma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/dma/stm32-mdma.c b/drivers/dma/stm32-mdma.c index 343afb9722ea..21a7bdc88970 100644 --- a/drivers/dma/stm32-mdma.c +++ b/drivers/dma/stm32-mdma.c @@ -1344,7 +1344,7 @@ static void stm32_mdma_xfer_end(struct stm32_mdma_chan *chan) static irqreturn_t stm32_mdma_irq_handler(int irq, void *devid) { struct stm32_mdma_device *dmadev = devid; - struct stm32_mdma_chan *chan = devid; + struct stm32_mdma_chan *chan; u32 reg, id, ccr, ien, status; /* Find out which channel generates the interrupt */ -- 2.35.1