From nobody Tue Apr 7 22:01:45 2026 Received: from imap4.hz.codethink.co.uk (imap4.hz.codethink.co.uk [188.40.203.114]) (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 8C8C03D34B8; Wed, 11 Mar 2026 10:58:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=188.40.203.114 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773226735; cv=none; b=aQUnTPMLM2YBVc52hBSjl9dGlxPpiWFOyTxvLDYonVa2Xyhb9yDJsTj6oE4EF7h4hybeADWAtEYn7+ON6ezSEMqTCsscLkFatFkilskQ22IgK5l2tM5ajc4QbhaVgUw0LnIQB6+7MTA+tY5PzuLDaht/IdiD9Jj5Dq4zrlKh5Hs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773226735; c=relaxed/simple; bh=SzFvg8/rvQSBDdPTguwux85VtMkNl4rBP6gvg0rMOv0=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=Zr0SiRRj/iTja0A4YqsMErtHejAJIhbZXwbWqwovUy6EUHWhw67EKpxpp+0dEMRvl8xDcJCR52lOl5cUk8YRk9jogQJwwo0CA5LYrr6hsp3aYqBdKU+AqCHIEns+ZNrdSqFW1+6P1DJsNw6XqNbBjnYVsNaTs8DFuwVQBdnK3mE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=codethink.co.uk; spf=pass smtp.mailfrom=codethink.com; dkim=pass (2048-bit key) header.d=codethink.co.uk header.i=@codethink.co.uk header.b=m6wPHti7; arc=none smtp.client-ip=188.40.203.114 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=codethink.co.uk Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=codethink.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=codethink.co.uk header.i=@codethink.co.uk header.b="m6wPHti7" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=codethink.co.uk; s=imap4-20230908; h=Sender:Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Reply-To:In-Reply-To: References; bh=//SfgjZqS5se3QSu9mBL2KLJEdrCIxiPobYvmDZHJ1I=; b=m6wPHti7nE5tp3 fH4fY6z2YzIqy4Ay3zvMuRjY6+2xZay8qmRxhiY9GWpl08J1MJxla34JqGX+4pFhtR1ZyqFwT0LTs NphpWT5Ur/G3vc8l4HBjfqKdXvLY2d3M2uyxmT6DeBoMd3WG7xjWfVIlisl58Z5fI2YoSRkzE31Ya BkTlepzfnCSkM7EITX4xGNBbGFBVUUQmHyP2xbwHKW1NULK/cXy56O1Aj8KXKsb3x+PavPJoKAY/Q zfqI1UwWLMoCqtlUrOBqQrtWpSITbGQxgblmxw1lkeKXNM/WohcPbILa5yohz4ytSmOI6DObn6I90 zMxwSEbKJG2sf+kbkMTQ==; Received: from [63.135.74.212] (helo=rainbowdash) by imap4.hz.codethink.co.uk with esmtpsa (Exim 4.94.2 #2 (Debian)) id 1w0HGx-0085Vm-94; Wed, 11 Mar 2026 10:58:39 +0000 Received: from ben by rainbowdash with local (Exim 4.99.1) (envelope-from ) id 1w0HGw-00000001wSR-2R6y; Wed, 11 Mar 2026 10:58:38 +0000 From: Ben Dooks To: linux-acpi@vger.kernel.org, rafael@kernel.org Cc: linux-kernel@vger.kernel.org, Ben Dooks Subject: [PATCH] ACPI: OSL: fix __iomem type on return acpi_os_map_generic_address() Date: Wed, 11 Mar 2026 10:58:35 +0000 Message-Id: <20260311105835.463030-1-ben.dooks@codethink.co.uk> X-Mailer: git-send-email 2.37.2.352.g3c44437643 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Sender: srv_ts003@codethink.com Content-Type: text/plain; charset="utf-8" The pointer returned from acpi_os_map_generic_address() is tagged with __iomem, so make the rv it is returned to also of void __iomem * type. Fixes the following sparse warning: drivers/acpi/osl.c:1686:20: warning: incorrect type in assignment (differen= t address spaces) drivers/acpi/osl.c:1686:20: expected void *rv drivers/acpi/osl.c:1686:20: got void [noderef] __iomem * Signed-off-by: Ben Dooks --- drivers/acpi/osl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index 5b777316b9ac..62b9c83d4f20 100644 --- a/drivers/acpi/osl.c +++ b/drivers/acpi/osl.c @@ -1681,7 +1681,7 @@ acpi_status __init acpi_os_initialize(void) * Use acpi_os_map_generic_address to pre-map the reset * register if it's in system memory. */ - void *rv; + void __iomem *rv; =20 rv =3D acpi_os_map_generic_address(&acpi_gbl_FADT.reset_register); pr_debug("%s: Reset register mapping %s\n", __func__, --=20 2.37.2.352.g3c44437643