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 903C430CD85; Mon, 13 Oct 2025 15:38:30 +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=1760369910; cv=none; b=EVEhAP4rfF5v3RewQeR9NfPpnRbp4YtpwwftQ3e+A8p0MdUm5dta+U1MkBLG8iwI+24Xey/cqvssYtiqB0FRUnyzjpUrro5H0TfZ8pMwyFremVRyKRKZxPI42jr2wetDB3xxzgH8pJ3xcgSTuPstKvbcRvuM3GDl2D1x1tUbEhg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760369910; c=relaxed/simple; bh=D63vR17dUvi2DmAqEVjM1NScfai5San/quFb3zu7vfE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Olr8Kjhi31yf2sGuRK+7Lew44cuq9tM7Gzcejj5snJW3olHt4hcmPP/0Rn6KvsuHFmeDcKcX9YfcS9OXF13bjmDzWU12YSXcId2zgSBhP0Ts0xZLPtarVf/PkgyvieJkMblfRaBS8geZxNtbW07G7V/VPS7DQc1aHdnJndmgGI0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=ukzds9eW; 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="ukzds9eW" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 163F9C4CEE7; Mon, 13 Oct 2025 15:38:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1760369910; bh=D63vR17dUvi2DmAqEVjM1NScfai5San/quFb3zu7vfE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ukzds9eWE2otMG6FP5smxCz3H404YiAbsPMHCt7gsCBErM8jBdlMogI/D+q21Yebc JomtfC2DEy8hGIJywNAv1UIJ2fwAx1xhtk4z1uqlNrM/9ZnPJitzqCz5HnLuNq5pwN 1Jowk0E7+l7rRIoZ8GqbCWRbf2/u9X9fvRcGSL2U= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Dmitry Baryshkov , Stephan Gerhold , =?UTF-8?q?Barnab=C3=A1s=20Cz=C3=A9m=C3=A1n?= , Bjorn Andersson , Sasha Levin Subject: [PATCH 6.17 410/563] rpmsg: qcom_smd: Fix fallback to qcom,ipc parse Date: Mon, 13 Oct 2025 16:44:31 +0200 Message-ID: <20251013144426.139193568@linuxfoundation.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251013144411.274874080@linuxfoundation.org> References: <20251013144411.274874080@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-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 6.17-stable review patch. If anyone has any objections, please let me know. ------------------ From: Barnabás Czémán [ Upstream commit 09390ed9af37ed612dd0967ff2b0d639872b8776 ] mbox_request_channel() returning value was changed in case of error. It uses returning value of of_parse_phandle_with_args(). It is returning with -ENOENT instead of -ENODEV when no mboxes property exists. Fixes: 24fdd5074b20 ("mailbox: use error ret code of of_parse_phandle_with_args()") Reviewed-by: Dmitry Baryshkov Reviewed-by: Stephan Gerhold Tested-by: Stephan Gerhold # msm8939 Signed-off-by: Barnabás Czémán Link: https://lore.kernel.org/r/20250725-fix-qcom-smd-v2-1-e4e43613f874@mainlining.org Signed-off-by: Bjorn Andersson Signed-off-by: Sasha Levin --- drivers/rpmsg/qcom_smd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/rpmsg/qcom_smd.c b/drivers/rpmsg/qcom_smd.c index 87c944d4b4f31..1cbe457b4e96f 100644 --- a/drivers/rpmsg/qcom_smd.c +++ b/drivers/rpmsg/qcom_smd.c @@ -1368,7 +1368,7 @@ static int qcom_smd_parse_edge(struct device *dev, edge->mbox_client.knows_txdone = true; edge->mbox_chan = mbox_request_channel(&edge->mbox_client, 0); if (IS_ERR(edge->mbox_chan)) { - if (PTR_ERR(edge->mbox_chan) != -ENODEV) { + if (PTR_ERR(edge->mbox_chan) != -ENOENT) { ret = dev_err_probe(dev, PTR_ERR(edge->mbox_chan), "failed to acquire IPC mailbox\n"); goto put_node; -- 2.51.0