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 E45A2383C68 for ; Sat, 28 Feb 2026 18:07:12 +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=1772302033; cv=none; b=U++3Etycl13Ub+kRDWFbk2rpvmN9Pd1A3aSMHVfkZmNsyfSyJL0luYUS3VTeUQHTLEAhhEx+6mAcitOyUYDvmqcZttoq3XUBOXOXl83U04mg86F9Da1VlocvxMlSAYCDKnT74/4QBHbFR9lBYeJaaPt5sPZxUgr/OorPbuuEL4M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772302033; c=relaxed/simple; bh=vc2MXFmhwzG9O6jwkKk3BJmryInIB0popl+gqWgn6ss=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=O7kqBw+hAixcxEBS6yj7Q/ZVfmwP/KqUEffJdU+F74V6f1+5oi/eoX32ZBmWoHdFlY43Qgb3UVsyc26Kj0PL1oWrE2LZ3cLs1M207g7Pqhf3EpXITc+vYX0UxVtc+2iVlTFvd06g6GUz/7huPIZ97kwoU3HSqeCd+AGSJYvI4bw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=MFOlCiS9; 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="MFOlCiS9" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3EC6EC116D0; Sat, 28 Feb 2026 18:07:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772302032; bh=vc2MXFmhwzG9O6jwkKk3BJmryInIB0popl+gqWgn6ss=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=MFOlCiS9IP74cTyl8FciT7SJZwExepJvbKRB8AKXrby+gb5dVcCqhD7SxoOztG6AR bVh/yfAWQSFENaAknJ7aM/dhXwBUZmIOP4GGMTqFznnvr3o+1Ed7WjlRqDeUrU+Vr+ A42snIn0jMBs+7jiYchqe4e5nYBIWBd5eTh6FbGTdWuNGZCXiZ609uQ218Xncu3lMJ BNq8lwc1wWVL1kcaQPSl/fb5uBv/5G1TWeQH89ranKPMJM5q/Za7KuO/igYpzfODpc eAK/+habqC1WR6AYhafx6ygRCivwdlXB+g7vxnsdE3d40BlbdVNQ/J+kxiGu6UJZF/ q0l/mj8AwoNLQ== From: Sasha Levin To: patches@lists.linux.dev Cc: Thomas Fourier , Geert Uytterhoeven , Andy Shevchenko , Sasha Levin Subject: [PATCH 6.6 003/283] auxdisplay: arm-charlcd: fix release_mem_region() size Date: Sat, 28 Feb 2026 13:02:25 -0500 Message-ID: <20260228180709.1583486-3-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260228180709.1583486-1-sashal@kernel.org> References: <20260228180709.1583486-1-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: Thomas Fourier [ Upstream commit b5c23a4d291d2ac1dfdd574a68a3a68c8da3069e ] It seems like, after the request_mem_region(), the corresponding release_mem_region() must take the same size. This was done in (now removed due to previous refactoring) charlcd_remove() but not in the error path in charlcd_probe(). Fixes: ce8962455e90 ("ARM: 6214/2: driver for the character LCD found in ARM refdesigns") Signed-off-by: Thomas Fourier Reviewed-by: Geert Uytterhoeven Signed-off-by: Andy Shevchenko Signed-off-by: Sasha Levin --- drivers/auxdisplay/arm-charlcd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/auxdisplay/arm-charlcd.c b/drivers/auxdisplay/arm-charlcd.c index 0b1c99cca7334..f418b133ee752 100644 --- a/drivers/auxdisplay/arm-charlcd.c +++ b/drivers/auxdisplay/arm-charlcd.c @@ -323,7 +323,7 @@ static int __init charlcd_probe(struct platform_device *pdev) out_no_irq: iounmap(lcd->virtbase); out_no_memregion: - release_mem_region(lcd->phybase, SZ_4K); + release_mem_region(lcd->phybase, lcd->physize); out_no_resource: kfree(lcd); return ret; -- 2.51.0