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 BF16F337118; Fri, 17 Oct 2025 15:08:15 +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=1760713695; cv=none; b=PuIhb9yNoPlXrIvUp9Tb0/mY5jdLrjuPGxa97bpPPh6Sb3OsiIPysccdY9tEAFkeCibADQ3gwl6SYFQMDFH70gmP7ZVFA4F4yppUX1RnuHcfn0We7UOWaNWEmlTngA73YPAXklXDnk+ZJeO5uuwkNcXAJpY/dOYSyTqIIN2VKKI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760713695; c=relaxed/simple; bh=8/vFm+4geDf4sEQmidFeqZq71TW6BTkUZbrjrJryh78=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=LLEKZ1zxV/poGVRXOgR9nw2TYoYswIE9tAjwh/rFg6tpAkfTokkkh4eIM4c+qDAn1lp1DFXAsoNyC79WkA5J2XJsGHdXhLNnA8Fol3RNMervxWnrbiM0BB7w1yvddKCa31Tc5t8iejLihUqhoeZIkojazB34krOwR6N8WaFYkBg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=t/txWX3o; 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="t/txWX3o" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D8B43C4CEF9; Fri, 17 Oct 2025 15:08:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1760713695; bh=8/vFm+4geDf4sEQmidFeqZq71TW6BTkUZbrjrJryh78=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=t/txWX3o2lyW+aMsD7AmyhZW558LftjXgIV1OT0YWjhc5L9bmIsUhK/7Mf3pdzoFK Vjl36FldxSPbGZZJz8nldyRNQeYAvOUd6OUHGOcnhuhLIVCl+9n8shErxAEFafeTsS PFdnK0VcTXlfNjeCSd2p3/XeVM8sfB36i+DLU/pg= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Thomas Fourier , Herbert Xu Subject: [PATCH 6.6 088/201] crypto: rockchip - Fix dma_unmap_sg() nents value Date: Fri, 17 Oct 2025 16:52:29 +0200 Message-ID: <20251017145137.987975519@linuxfoundation.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251017145134.710337454@linuxfoundation.org> References: <20251017145134.710337454@linuxfoundation.org> User-Agent: quilt/0.69 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 6.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: Thomas Fourier commit 21140e5caf019e4a24e1ceabcaaa16bd693b393f upstream. 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: 57d67c6e8219 ("crypto: rockchip - rework by using crypto_engine") Cc: Signed-off-by: Thomas Fourier Signed-off-by: Herbert Xu Signed-off-by: Greg Kroah-Hartman --- drivers/crypto/rockchip/rk3288_crypto_ahash.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c +++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c @@ -252,7 +252,7 @@ static void rk_hash_unprepare(struct cry struct rk_ahash_rctx *rctx = ahash_request_ctx(areq); struct rk_crypto_info *rkc = rctx->dev; - dma_unmap_sg(rkc->dev, areq->src, rctx->nrsg, DMA_TO_DEVICE); + dma_unmap_sg(rkc->dev, areq->src, sg_nents(areq->src), DMA_TO_DEVICE); } static int rk_hash_run(struct crypto_engine *engine, void *breq)