From nobody Sat Jul 25 20:06:03 2026 Received: from mailgw.kylinos.cn (mailgw.kylinos.cn [124.126.103.232]) (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 BC6B043CEE9; Tue, 14 Jul 2026 09:14:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=124.126.103.232 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784020462; cv=none; b=VhlBDjiiEFSOq7gn9iNBDzzSVW4D+j4bS2b06JbXL3der++sEhJwnhKCXu3jdOUUIkkPxPB1mljXGJbiEn6h4cYk/6mRFT/sjOX9EyQifvo3DMO0iCNUlNPuMSJVAcUvwmZvX2XP9V2MpXqicN3esyL7EwnyBKh8rKNhD1qkZoc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784020462; c=relaxed/simple; bh=TGjwDLWm8OgJ1SgQvLvIUr20LmXPnjHtwYakKzdGUuw=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=uxyjG3W0R6n07niJpKv1oImoSlTHV/qChS4g7JnGVk8TmgBvihMrrXOQ2PGDBKI6accxR1Ww6IgeLfZrdnJZzSdL4XLvkp5VlRywaboptWcM/dAAz+/iQLld/so8wILNU7E8Ufugjrcqbvfv33Xm3fLYLakMihJzuoFfjJw13Oc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kylinos.cn; spf=pass smtp.mailfrom=kylinos.cn; arc=none smtp.client-ip=124.126.103.232 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kylinos.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kylinos.cn X-UUID: 5ff038007f6411f1aa26b74ffac11d73-20260714 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.12,REQID:83b3b263-8d9e-4e6b-b62d-319302d392a5,IP:0,U RL:0,TC:0,Content:-5,EDM:-25,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTI ON:release,TS:-30 X-CID-META: VersionHash:e7bac3a,CLOUDID:20fca517386fb6f0bb7c881d153baa0f,BulkI D:nil,BulkQuantity:0,Recheck:0,SF:102|850|865|898,TC:nil,Content:0|15|50,E DM:2,IP:nil,URL:0,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA: 0,AV:0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 2,SSN|SDN X-CID-BAS: 2,SSN|SDN,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-CID-RHF: D41D8CD98F00B204E9800998ECF8427E X-UUID: 5ff038007f6411f1aa26b74ffac11d73-20260714 X-User: yanlonglong@kylinos.cn Received: from localhost.localdomain [(10.44.16.150)] by mailgw.kylinos.cn (envelope-from ) (Generic MTA with TLSv1.3 TLS_AES_256_GCM_SHA384 256/256) with ESMTP id 1164100889; Tue, 14 Jul 2026 17:14:10 +0800 From: longlong yan To: davem@davemloft.net, andreas@gaisler.com, kees@kernel.org, sparclinux@vger.kernel.org, linux-kernel@vger.kernel.org Cc: longlong yan Subject: [PATCH] ioport: Use kzalloc() instead of kmalloc()/memset() in _sparc_alloc_io() Date: Tue, 14 Jul 2026 17:13:49 +0800 Message-ID: <20260714091350.511-1-yanlonglong@kylinos.cn> X-Mailer: git-send-email 2.47.1.windows.2 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 Content-Type: text/plain; charset="utf-8" Replace kmalloc+memset by kzalloc for better readability and simplicity. This addresses the warning below: WARNING: kzalloc should be used for data, instead of kmalloc/memset Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2") Signed-off-by: longlong yan --- arch/sparc/kernel/ioport.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c index cbc0680a4642..df73439b290c 100644 --- a/arch/sparc/kernel/ioport.c +++ b/arch/sparc/kernel/ioport.c @@ -184,9 +184,8 @@ static void __iomem *_sparc_alloc_io(unsigned int busno= , unsigned long phys, printed_full =3D 1; } tlen =3D strlen(name); - tack =3D kmalloc(sizeof (struct resource) + tlen + 1, GFP_KERNEL); + tack =3D kzalloc(sizeof (struct resource) + tlen + 1, GFP_KERNEL); if (tack =3D=3D NULL) return NULL; - memset(tack, 0, sizeof(struct resource)); res =3D (struct resource *) tack; tack +=3D sizeof (struct resource); } --=20 2.43.0