From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 57C6F1EFFA1 for ; Fri, 15 May 2026 07:40:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778830823; cv=none; b=K4GNnoLtzhN3PnGulMTF7fAZT+vjR8TvpfRM4hpp1Bshh/fEZ1obNPq5fLPFPAyTuovuqTXbf4MfYJ0rvKxpqZnz1bwGhPZTuQ674RCQdf91o800zxbgQydwnMsCAbbeFnGMu2n5der9kC+IAvo7OjW4LNnpfiPeRhheTXpNG2I= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778830823; c=relaxed/simple; bh=uBhH3hsOhDsoxwz8e6S01OI8i9iSA5MnxaPy3e/XhdU=; h=Subject:To:Cc:From:Date:Message-ID:MIME-Version:Content-Type; b=OdfMm6Vzf5B7bCj6bcizc2b6BaRwPX3xQ8c+G4YRbK9D5GHE1WngGBQe1H1nouxgu/G2Jvqqe7auLArM3q2kgw/y8s1yPIdlYUchOUPYC6zehLlUcPeht5/9/pHmqH14dh6ij+u+xviGowT3R8benKWXfnkmbqa60EqVqQUB8Sw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=XxkBBJaH; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="XxkBBJaH" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8D90DC2BCB0; Fri, 15 May 2026 07:40:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1778830822; bh=uBhH3hsOhDsoxwz8e6S01OI8i9iSA5MnxaPy3e/XhdU=; h=Subject:To:Cc:From:Date:From; b=XxkBBJaHzzJT6DXxpXptcFqYtBSM/81nLx/ykjO/OWtev4Y2DJjcXy5BY7+dnl4k5 /xyzLMsDGXv/W9v0A+rUauDifCsVsRNXtfoj+wv8A76QevDZGF4rB5M66QtffxBxU+ 1n73Ib2ApgjtE+J8jo5/e8ms3bvMvpaakH3kK4Os= Subject: FAILED: patch "[PATCH] spi: ep93xx: fix controller deregistration" failed to apply to 6.6-stable tree To: johan@kernel.org,broonie@kernel.org Cc: From: Date: Fri, 15 May 2026 09:40:07 +0200 Message-ID: <2026051506-eggshell-large-8572@gregkh> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit The patch below does not apply to the 6.6-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to . To reproduce the conflict and resubmit, you may use the following commands: git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-6.6.y git checkout FETCH_HEAD git cherry-pick -x f4838934b695a58eda0833583cb8028e73a19529 # git commit -s git send-email --to '' --in-reply-to '2026051506-eggshell-large-8572@gregkh' --subject-prefix 'PATCH 6.6.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ >From f4838934b695a58eda0833583cb8028e73a19529 Mon Sep 17 00:00:00 2001 From: Johan Hovold Date: Thu, 9 Apr 2026 14:04:11 +0200 Subject: [PATCH] spi: ep93xx: fix controller deregistration Make sure to deregister the controller before releasing underlying resources like DMA during driver unbind. Fixes: 011f23a3c2f2 ("spi/ep93xx: implemented driver for Cirrus EP93xx SPI controller") Cc: stable@vger.kernel.org # 2.6.35 Signed-off-by: Johan Hovold Link: https://patch.msgid.link/20260409120419.388546-13-johan@kernel.org Signed-off-by: Mark Brown diff --git a/drivers/spi/spi-ep93xx.c b/drivers/spi/spi-ep93xx.c index 90d5f3ea6508..db50018050e5 100644 --- a/drivers/spi/spi-ep93xx.c +++ b/drivers/spi/spi-ep93xx.c @@ -689,7 +689,7 @@ static int ep93xx_spi_probe(struct platform_device *pdev) /* make sure that the hardware is disabled */ writel(0, espi->mmio + SSPCR1); - error = devm_spi_register_controller(&pdev->dev, host); + error = spi_register_controller(host); if (error) { dev_err(&pdev->dev, "failed to register SPI host\n"); goto fail_free_dma; @@ -713,7 +713,13 @@ static void ep93xx_spi_remove(struct platform_device *pdev) struct spi_controller *host = platform_get_drvdata(pdev); struct ep93xx_spi *espi = spi_controller_get_devdata(host); + spi_controller_get(host); + + spi_unregister_controller(host); + ep93xx_spi_release_dma(espi); + + spi_controller_put(host); } static const struct of_device_id ep93xx_spi_of_ids[] = {