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 94AB53A2AE6 for ; Sat, 28 Feb 2026 18:17:39 +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=1772302659; cv=none; b=raYyVoWVi0b7Va3XZ4SF55NwikWWt3ICXAI3oobKpsnQH/0vGB9Cbcx2BdrZj9cNpPpLqCOT7Mkaj96/NqS1HiAhdZkvaYYSo0FyVR6IUrBKku+cEaYS8gY9/oS5kQgkZid55aumC1Dq9MsSzDC1eBp1g+va0SULyIUGasu34Ic= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772302659; c=relaxed/simple; bh=vc2MXFmhwzG9O6jwkKk3BJmryInIB0popl+gqWgn6ss=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=TLlw130y15YvGD5F/Hj4wqg6vl7PdiLf/Pd9M5B6LH7NJuKQyExiKja9QVy8nIshz8P6e8L8OXYtkUY9h38ARXnfioMbn2hH25ylVzazGa96iYB4Xc1wsK3r7CLhiHKkRLjzgz472chm8XfJaE0PRJA6ZWQ2cV4EAhC1uJSUMyg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=LGD0s+Rh; 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="LGD0s+Rh" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E3D66C4AF09; Sat, 28 Feb 2026 18:17:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772302659; bh=vc2MXFmhwzG9O6jwkKk3BJmryInIB0popl+gqWgn6ss=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=LGD0s+Rh+UU6Tk29ueC21HNPu/07WVPrV3cTjgMg1adiX2jwm8U0ZPZTGgewgyMOm 5gORrzW/UnENNg/InH40wto+xV7rpTO9ckFqMAp1oLAZ1VvyiBWkAX0pBAP1aks1Dw 7u3ZNmAMKbe9lHePNVSbhIX85UOttpjAcAvasrrlEiHhtvtq8vAHlrplTipplB6G4X lN1Ic8c3HOYTsmqk9vwJO0G61vU+B2BLi5TY2jlsH5U63AsKvlsd/utzNwIb3J1LOx p7yeBz/hrZj1z9mSLygrH3rvkqjoFgHEg4cgvzKbwaOgdhnUAElt4XgRTl9TgDfZHQ GQrmDRTnSThnw== From: Sasha Levin To: patches@lists.linux.dev Cc: Thomas Fourier , Geert Uytterhoeven , Andy Shevchenko , Sasha Levin Subject: [PATCH 5.10 003/147] auxdisplay: arm-charlcd: fix release_mem_region() size Date: Sat, 28 Feb 2026 13:15:11 -0500 Message-ID: <20260228181736.1605592-3-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260228181736.1605592-1-sashal@kernel.org> References: <20260228181736.1605592-1-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