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 BCF5C350D46; Tue, 26 Aug 2025 14:33:52 +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=1756218832; cv=none; b=bdxq44IZN9A+99mB3ksBsRx9g/Yd2/2qXMxy72dXFZVvUfHSKZBT/JWJQ8ZcpL4ZG65Zn+Bu0WFUXzgZv8x33qehRicCDcPf6DXNgqJqwkFd0OCSdDERPXat7ycevlcTq+Sz2eHWKEN2ZXPgzhEVYn5mr0cSRxjNARA5iT/nwR0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756218832; c=relaxed/simple; bh=tLaCkFAwmEruqqkprHyQqcI6rmm53XbP/DeDDmPdDAY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=da79HVFP1V2TOFxdWfSJMlzGJjvW3BRCfNKIC3V86e+v+HdMdGj4eZAkhXUdYZWgt9CGGsMOrO6ybFSYVcOwCEJvBNnLBVb0pu3zQ5N5SZPHDLbLTnlWakiwyayZrfJtXek5gKHKXc55Pkc2+jt77AJQ7xyhVIcmwSJCnCrYxd8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=y2eecDgu; 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="y2eecDgu" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 50288C113CF; Tue, 26 Aug 2025 14:33:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1756218832; bh=tLaCkFAwmEruqqkprHyQqcI6rmm53XbP/DeDDmPdDAY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=y2eecDguI7xJmJA+FYcBhr1qm/0qHP015PmCHLAn+jxgV73XiPeiW2HTlTV6EPQFI WjEevOsIglLNW8t8XZu+fMz52VH4HC/7VGGDlzEweRAQE6N8ksc1Tr6kR8KtcnYHGu FW4Lemld9SQS+gmijlklPMD/g8l/61NnHkC2ec3M= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Thomas Fourier , Herbert Xu , Sasha Levin Subject: [PATCH 5.4 119/403] crypto: img-hash - Fix dma_unmap_sg() nents value Date: Tue, 26 Aug 2025 13:07:25 +0200 Message-ID: <20250826110910.024325687@linuxfoundation.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250826110905.607690791@linuxfoundation.org> References: <20250826110905.607690791@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Thomas Fourier [ Upstream commit 34b283636181ce02c52633551f594fec9876bec7 ] The dma_unmap_sg() functions should be called with the same nents as the dma_map_sg(), not the value the map function returned. Fixes: d358f1abbf71 ("crypto: img-hash - Add Imagination Technologies hw hash accelerator") Signed-off-by: Thomas Fourier Signed-off-by: Herbert Xu Signed-off-by: Sasha Levin --- drivers/crypto/img-hash.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/crypto/img-hash.c b/drivers/crypto/img-hash.c index 17cc44f14e5c..b5fd15e0c050 100644 --- a/drivers/crypto/img-hash.c +++ b/drivers/crypto/img-hash.c @@ -434,7 +434,7 @@ static int img_hash_write_via_dma_stop(struct img_hash_dev *hdev) struct img_hash_request_ctx *ctx = ahash_request_ctx(hdev->req); if (ctx->flags & DRIVER_FLAGS_SG) - dma_unmap_sg(hdev->dev, ctx->sg, ctx->dma_ct, DMA_TO_DEVICE); + dma_unmap_sg(hdev->dev, ctx->sg, 1, DMA_TO_DEVICE); return 0; } -- 2.39.5