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 12B3D30AAC5; Mon, 13 Oct 2025 15:17:46 +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=1760368667; cv=none; b=gASPkJuz5MWIitQR6Nr+QLeXzWCqpF5bt410qd30hIucihU9vdZ5dOmJO4u5jFk6pTsD2A7Ce0LIjvc/NHqXYcQKhoKuD33tBCSpuFXMCy9LGIkCgIJG7YPScmH4cOebRW4OMNShQyGjOWGBTUR+eUME9y4Zlhdj79NLGiH7Mw0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760368667; c=relaxed/simple; bh=ADvhm+VkO019plS7ru1m4pHLxOxECyX/NZld75surPo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=p6T6KGDZsE+C4Vrevl8ooRW6YPDGVviF3oW2P1vQuO36ihSxpX9p1w8v+JkG9KwvVcBbhXUaD/WuDIuV7gx4gvy99WncDelf84hxLcTirSD1Yfd9kvH//6xkfIoSoFr6z7F7Zza/xG5ZldxZO0+poDxlUdW5U4eYPrVIVLNKdwM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=Tu38Ai9j; 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="Tu38Ai9j" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2F71BC4CEE7; Mon, 13 Oct 2025 15:17:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1760368666; bh=ADvhm+VkO019plS7ru1m4pHLxOxECyX/NZld75surPo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Tu38Ai9jDtt/KaOue5vw/RFFVCKzgm0xf/5IZI4XG3yd3CVxk0Oqhb7zc5kRuxyGT nT2UPjl1WIFjeEkGq7AZI1f8ulQJJtvWJQeceCCgXffHje33z+hy7seUoW+Yc+v22l vfTBq58DwQYdp7A/qYjokVkhQ6UK90usfkOFTVcc= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Alok Tiwari , Simon Horman , Aleksandr Loktionov , Jacob Keller , Madhu Chittim , Jakub Kicinski , Sasha Levin Subject: [PATCH 6.12 213/262] idpf: fix mismatched free function for dma_alloc_coherent Date: Mon, 13 Oct 2025 16:45:55 +0200 Message-ID: <20251013144333.916024732@linuxfoundation.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251013144326.116493600@linuxfoundation.org> References: <20251013144326.116493600@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 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Alok Tiwari [ Upstream commit b9bd25f47eb79c9eb275e3d9ac3983dc88577dd4 ] The mailbox receive path allocates coherent DMA memory with dma_alloc_coherent(), but frees it with dmam_free_coherent(). This is incorrect since dmam_free_coherent() is only valid for buffers allocated with dmam_alloc_coherent(). Fix the mismatch by using dma_free_coherent() instead of dmam_free_coherent Fixes: e54232da1238 ("idpf: refactor idpf_recv_mb_msg") Signed-off-by: Alok Tiwari Reviewed-by: Simon Horman Reviewed-by: Aleksandr Loktionov Reviewed-by: Jacob Keller Reviewed-by: Madhu Chittim Link: https://patch.msgid.link/20250925180212.415093-1-alok.a.tiwari@oracle.com Signed-off-by: Jakub Kicinski Signed-off-by: Sasha Levin --- drivers/net/ethernet/intel/idpf/idpf_virtchnl.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c b/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c index f27a8cf3816db..d1f374da00981 100644 --- a/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c +++ b/drivers/net/ethernet/intel/idpf/idpf_virtchnl.c @@ -727,9 +727,9 @@ int idpf_recv_mb_msg(struct idpf_adapter *adapter) /* If post failed clear the only buffer we supplied */ if (post_err) { if (dma_mem) - dmam_free_coherent(&adapter->pdev->dev, - dma_mem->size, dma_mem->va, - dma_mem->pa); + dma_free_coherent(&adapter->pdev->dev, + dma_mem->size, dma_mem->va, + dma_mem->pa); break; } -- 2.51.0