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 912B63603DE for ; Sat, 28 Feb 2026 17:49:30 +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=1772300970; cv=none; b=pJ6TpHz//HlllzBAcFWVBvd8cl3ZHQjfoZkfYjZmYTQ7BelKO1KW35cLOCionRo+4Dg0FXd6cpQSB8NTzNaPh2HLIxF6Z13Yo1HXeZtX1h4/w1QQ6BCyQMhoKhXrImOJ2tjR1STKWSQ5nn/w9qW/l+i1ftvVORz5PyVoOv4+Rxc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772300970; c=relaxed/simple; bh=rbgw5izTleVxv+iMLaezDmiKBi4xS3WfjILjsEfjiqo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=fX5+LkFa/zcIuBARKwQsrkbxlF6CKyyUR3atKjQxZmcwx/4xgVWyP2MhqmadUOD49vuwDGF1i6UCYPJqLbeHvCimoO2giAJvuxC3/hIHzBHY7jwkUEk3Cn35oANVwJyDgzvjhbET1cKcx9qlAyj7quTpClqakk3y9J1bNxR94wA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Ezj2xZ/X; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Ezj2xZ/X" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 00EC6C116D0; Sat, 28 Feb 2026 17:49:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772300970; bh=rbgw5izTleVxv+iMLaezDmiKBi4xS3WfjILjsEfjiqo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Ezj2xZ/XynvPoeQ+OC2aC05B8rXYNBBp1Ye23avlkUYNcXG//AmZ61wNWbnF/D0Ao Kh7kDj0ke1Trvy8czqgKOTvL9J/FzERpKa/QlQyDIQ1Dg0zl7/xgcPUqCUPHY+zy3s tOhk+Fa7GZ52SB+GRzLQdDn3yx0rHRgCSH1YYLaiJ1WIHiJnfMhZu/LfGCM3OcFFqi T+1Lm7Crqd3rCkPzugpu1IP2oUfNicyuz90bOZHBuiOAzsaRDebKCUPL9+I1W6P5Vj Q7A2MeNZCUnYOp79vBuE5TkGKaj9qig0tD67ygZLbSO2l3f0KCdon8eRQT7pVB3/HC i6paB/JvGy3pA== From: Sasha Levin To: patches@lists.linux.dev Cc: Haoxiang Li , Sudeep Holla , Sasha Levin Subject: [PATCH 6.18 097/752] firmware: arm_ffa: Unmap Rx/Tx buffers on init failure Date: Sat, 28 Feb 2026 12:36:48 -0500 Message-ID: <20260228174750.1542406-97-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260228174750.1542406-1-sashal@kernel.org> References: <20260228174750.1542406-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit From: Haoxiang Li [ Upstream commit 9fda364cb78c8b9e1abe4029f877300c94655742 ] ffa_init() maps the Rx/Tx buffers via ffa_rxtx_map() but on the partition setup failure path it never unmaps them. Add the missing ffa_rxtx_unmap() call in the error path so that the Rx/Tx buffers are properly released before freeing the backing pages. Signed-off-by: Haoxiang Li Message-Id: <20251210031656.56194-1-lihaoxiang@isrc.iscas.ac.cn> Signed-off-by: Sudeep Holla Signed-off-by: Sasha Levin --- drivers/firmware/arm_ffa/driver.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/firmware/arm_ffa/driver.c b/drivers/firmware/arm_ffa/driver.c index c501c3104b3a4..11a702e7f641c 100644 --- a/drivers/firmware/arm_ffa/driver.c +++ b/drivers/firmware/arm_ffa/driver.c @@ -2093,6 +2093,7 @@ static int __init ffa_init(void) pr_err("failed to setup partitions\n"); ffa_notifications_cleanup(); + ffa_rxtx_unmap(drv_info->vm_id); free_pages: if (drv_info->tx_buffer) free_pages_exact(drv_info->tx_buffer, rxtx_bufsz); -- 2.51.0