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 41014363C50; Tue, 6 Jan 2026 17:50:41 +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=1767721841; cv=none; b=mhCcSRcYw9LZQ8KIAbkQoNJrdkjchZtmvWxHayY3bp0bilpaYdPVwmTP5W+738sHoLiPuyR3nWncCoQxyIevxdXqjFmJAU1zcyNzDHg7J1wXdvHeyulbF0ZxnKNfHl9gC60SKEBqgvPegLR6amyqShEQRQHbprpHPELHK57wR34= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767721841; c=relaxed/simple; bh=cTEtGOK/YgxJEtMeck09tHtdMOtMuyxnl9H2v2zl1Zc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=J/eb3GzzbrRqv0SChN1f6JoPH2GwPE4rivELgIbKcGjLw8NC4Fshvx7cTJaEALdLPpwZXsEyYeg2SQ5GuQyF65OHAdZsLCTDVw1RHoGRwQclIYSJ37saSQlTLvnw/YQhv9xEmcFkTLfqEoxFxiubGQngK91Jv0Qr8m9hWK59PO0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=Mf5K7/0e; 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="Mf5K7/0e" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 343DAC116C6; Tue, 6 Jan 2026 17:50:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1767721841; bh=cTEtGOK/YgxJEtMeck09tHtdMOtMuyxnl9H2v2zl1Zc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Mf5K7/0eqdeqMAmzmhVrfAfne1bWOi5/YvDk5Hqs5sjIhtAZtgiyXsw6NpkYKDcij nUrHElKGzCtDibRJJq3XMG5Hn6BGB+tPf+64k0EsnG3siW/4esSS0M1AmUEsYfUAqm wB9tF8bzImZ3kVsB3KQvi1Lm1fWcv0lD8ZPvf1BQ= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Thomas Fourier , Leon Romanovsky , Sasha Levin Subject: [PATCH 6.18 086/312] RDMA/bnxt_re: fix dma_free_coherent() pointer Date: Tue, 6 Jan 2026 18:02:40 +0100 Message-ID: <20260106170550.950196480@linuxfoundation.org> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260106170547.832845344@linuxfoundation.org> References: <20260106170547.832845344@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Thomas Fourier [ Upstream commit fcd431a9627f272b4c0bec445eba365fe2232a94 ] The dma_alloc_coherent() allocates a dma-mapped buffer, pbl->pg_arr[i]. The dma_free_coherent() should pass the same buffer to dma_free_coherent() and not page-aligned. Fixes: 1ac5a4047975 ("RDMA/bnxt_re: Add bnxt_re RoCE driver") Signed-off-by: Thomas Fourier Link: https://patch.msgid.link/20251230085121.8023-2-fourier.thomas@gmail.com Signed-off-by: Leon Romanovsky Signed-off-by: Sasha Levin --- drivers/infiniband/hw/bnxt_re/qplib_res.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/infiniband/hw/bnxt_re/qplib_res.c b/drivers/infiniband/hw/bnxt_re/qplib_res.c index d5c12a51aa43..4d674a3aee1a 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_res.c +++ b/drivers/infiniband/hw/bnxt_re/qplib_res.c @@ -64,9 +64,7 @@ static void __free_pbl(struct bnxt_qplib_res *res, struct bnxt_qplib_pbl *pbl, for (i = 0; i < pbl->pg_count; i++) { if (pbl->pg_arr[i]) dma_free_coherent(&pdev->dev, pbl->pg_size, - (void *)((unsigned long) - pbl->pg_arr[i] & - PAGE_MASK), + pbl->pg_arr[i], pbl->pg_map_arr[i]); else dev_warn(&pdev->dev, -- 2.51.0