From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (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 DD0FE411A18 for ; Wed, 29 Jul 2026 15:57:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785340625; cv=none; b=dXVFVVGygDekAexVd8FlQ21PiAUxD0feghIAoHQb9woenYXkUZl6Dgf4CFUv0iNqE4KZfe49MjnfD1I6j9/V6GsX+dDQraxODHt8Wv0ImMf50nIb38HXtuf4c9vpA6RFHhKRunaROP+aB8m5SYhBQ7N59tTPxuevJ36IxWdCo5k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785340625; c=relaxed/simple; bh=rWXwTTmh5/Id1XjgN3qlHi7qoHce582Yuw3MEti55yY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=qr6dfMNoTIMShOX9QQrw0vRneTLYrI+YPogJ1Xh15ni3zhCHKCft3r1x0Rriazj6mPdH2sMh/N9FpfFkXLi+USamySVig1+hpORXtfAogTF7agJN/MLWuSzf8PGCtqR86AmmZUwx9HM6l74zAun/vkAMpuN1qw6cj8q0CY8PEv4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com; spf=pass smtp.mailfrom=oss.qualcomm.com; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b=CTgZdahd; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=fnG5PUU0; arc=none smtp.client-ip=205.220.180.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b="CTgZdahd"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="fnG5PUU0" Received: from pps.filterd (m0279870.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 66TF2hvo2327185 for ; Wed, 29 Jul 2026 15:57:01 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:date:from:in-reply-to:message-id :mime-version:references:subject:to; s=qcppdkim1; bh=JwmCQxui8// y9OuoPvnSLIPSYLXC2fHhEyhJF+VayoY=; b=CTgZdahd0vmOteMwuWCKSb/bg3Z Ap5eARGGU7HbUCqYCbccymAOJSQvzUqTrYBfTNiJZ78lCb9UG9XJwmom8tH7a/Tz 5YsG69Zer/E3Nhbk4fh7kHfKLReYAflQip1HIr7Ne2g0joL7o1HpzqzDK5bDWPoE jcbBrSR3njXERuE/GK3ad1R+EHSdZ9d/g5rSBJLnjH6gnMHkU88ZZcWBzmQMucnA 4QfkJikK1LenLYeoTyEUtrO0/KfPK4NayQanPBWG6Lx8VFrNQvScaBM1V/XOK5Fq BJUNC1+Kuvg79s+iozGWou/NarchO6upf+cpwUjj0ahYbrQEoDsZL9pQvIw== Received: from mail-pl1-f200.google.com (mail-pl1-f200.google.com [209.85.214.200]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4fqgrch9bm-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Wed, 29 Jul 2026 15:57:01 +0000 (GMT) Received: by mail-pl1-f200.google.com with SMTP id d9443c01a7336-2ce8a76df2dso18809255ad.2 for ; Wed, 29 Jul 2026 08:57:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1785340621; x=1785945421; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to:content-type; bh=JwmCQxui8//y9OuoPvnSLIPSYLXC2fHhEyhJF+VayoY=; b=fnG5PUU09gFymRAQWHx/9oa10USbcH6Pv+eNDkNrFnHysH0Vvu3xK8QPvfR9/LgQ1c tlLYwB+nZcdZJsX233azL8Oxz1jK4n7+cHNAKNpiyu/u4isHXyp+2zUk9tYgiyFOF8Dr mjLAz3A97UKuWT30P0jCmixNH840NSvFfB4HaIgi/WTHv1uYFhYmPlX2ZsY4dz6nbae4 4sayE7TqPKljaa1KBrXVrpcEt09pUd0JBGXQCyY9KzeNt7z/+j9nNLycx+gcqMYk0dpz j4it4xbOgB9EnCVwNnUMlX1puoLXWoN3Qly/0/WYsrHNSxvHj/s6NMKs4GeCDR/utjUh SUpA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1785340621; x=1785945421; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to:content-type; bh=JwmCQxui8//y9OuoPvnSLIPSYLXC2fHhEyhJF+VayoY=; b=jfBLAogZBFCxjkoDAVCDKIPXE+tkXKfDtBvbOl8TFibBZLy8aP6IpN43XokBjhc+5V 0SjxhI06iUYCxHqsgZ6m46q4TPaSZJ5Ug203Q+xZ+jlk76deMP7G7OPGY+mpGeIOBV4q f67BBGPYV9MS8QlJzed3URzhjG/LnOPy9GPuvdcRzKeYLcHbEctIhK7HNplzfdNh/XNz 486OOXHFe1hsU5zGZRbBXu3NTHflKxOXS+CllaoglQ48Q9Z1APT/9KQuB7wb1+RkJaCo 1TblCbP6BCZyZgj7T6P2EtrhAyNxcqga6fOiNEu8UYlT6wgReYrhlF6TlSxdzgXRpHn8 yoXQ== X-Forwarded-Encrypted: i=1; AHgh+RpIpP38VjWxpge4gZYfv4C3vg8qQ4hZbBbdF0H20W2BcC4aqOrlyNAZeT0uBamWypCMkHccHilWtvg5tmA=@vger.kernel.org X-Gm-Message-State: AOJu0Yw4J5J7EP1FTIt4sG1qmgcStK2mZRjLBjDcgobvYGOZSvHFMTeZ 53Bu6INiU7DoBNzjmvsThUmh+YLehbB76PbGpaI5GF6zvd/COp2HtERPieza+Urklr19u19S9PF JXsKDfKTmxWFQC6fE6gx0NELm8KR9jbFyqQ9rkMRj6jbJRy2hujaRziboRT301UiLez8= X-Gm-Gg: AR+sD11vVvzMvYA51AGEXIG9umDThzBqzK44Ch7Vkj95voP1PYxBiY6o3mwipk28YVW MjeSZ6AdVQBi0pbavFyitVR6jN8UyZd1IHZE47IGIhqnAm1RFjDqowCv5xMX2miJEDl2a8+7L0R RhqpVXz0BQ1UYNeOy7GBhrIGu8JhZ9UlZhjVCZU0cYQIQqOrfVjNZMuXOVs6aXdpCRrSIzzwE8I MgI32RIqfyLrwvEG1i0oKL2nrgw50Ehxn7MZruLWg/KxKzv/0v1K+lKq2m8mkp2vVBhAZ/phrLm FNu3TT0xEA9boJS+D8GQs0rnI47G8rOYE7Htug8EPXkBLkD/bAbUVjAlDP++FKc1/w5G8NT4H0g 5lWu4tfSST36tmbc+PHa8bQH8LIT5d31mWDcCAqD+GC7UU8Q= X-Received: by 2002:a17:902:d550:b0:2cc:aa38:4df3 with SMTP id d9443c01a7336-2d015af4dcemr87591805ad.13.1785340620861; Wed, 29 Jul 2026 08:57:00 -0700 (PDT) X-Received: by 2002:a17:902:d550:b0:2cc:aa38:4df3 with SMTP id d9443c01a7336-2d015af4dcemr87591525ad.13.1785340620481; Wed, 29 Jul 2026 08:57:00 -0700 (PDT) Received: from localhost (c-73-37-105-206.hsd1.or.comcast.net. [73.37.105.206]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2d022a48858sm13719045ad.30.2026.07.29.08.56.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Jul 2026 08:57:00 -0700 (PDT) From: Rob Clark To: dri-devel@lists.freedesktop.org Cc: linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, Rob Clark , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Sean Paul , Marijn Suijten , David Airlie , Simona Vetter , linux-kernel@vger.kernel.org (open list) Subject: [PATCH v7 06/17] drm/msm: Remove redundant SIZE_MAX check Date: Wed, 29 Jul 2026 08:55:43 -0700 Message-ID: <20260729155609.20190-7-robin.clark@oss.qualcomm.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260729155609.20190-1-robin.clark@oss.qualcomm.com> References: <20260729155609.20190-1-robin.clark@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: Eq5KuKvF2tLNRFV9GBPKcstkXjUybvXy X-Authority-Analysis: v=2.4 cv=Id+3n2qa c=1 sm=1 tr=0 ts=6a6a22cd cx=c_pps a=IZJwPbhc+fLeJZngyXXI0A==:117 a=19Wyn7e3V/0aNffMjNCMQw==:17 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=gowsoOTTUOVcmtlkKump:22 a=EUspDBNiAAAA:8 a=eWlSUfSnBrBg5eVjM6UA:9 a=uG9DUKGECoFWVXl0Dc02:22 X-Proofpoint-ORIG-GUID: Eq5KuKvF2tLNRFV9GBPKcstkXjUybvXy X-Proofpoint-Spam-Info: AW1haW4tMjYwNzI5MDEyNyBTYWx0ZWRfXx9m53U3j+Hkm t25ZqJ/xrAbJfQPeLgep4jDvFLIctvaFrspMF3TVkfuvp/WhDdQUt5hM5mjVCjb5TRZTUCylqKo Rw9Y5mLPFLuTbYPB76OBR7aTbtPSayg= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzI5MDEyNyBTYWx0ZWRfX5k3elyuAZQsl 645qA33buUPLKdycr9SabaEeYKyt9RJZPf8q7kuIT7Ku6zs6qQVAgzv726JzgDvNrVmbcKl6me5 vgWi6VpvKlVe2FnfeHo7UVtBtm+HW7OR1c/eF9j6OI5vd5awtRB2GbqrSoHx9Ghq9I9GTQwKc/u Asogam7BxaAaZq3drm6+0vUA4HUGA9uoU5azSj07LWqUpde3Xhj9tk+GLc1X/mnwJWvHcFdhxgh KJ1jkAzp0Tm/lLbEeuQpO8ZYitLZ2Z63u8g6wlL1u0PQ9/7TCbJ/mI54tcEsw3epWkvLRmkOrJX 9IyXXJdRiUH0vwuoLQLwV1+3T2mtWeWfpxuIUXuraYhFq7z8lCLNXMiHi/idXUG47mnUB5Jn73h lNpH0HP7ZzrHEgQn6KHV0zcBNz18zXKhZ4YCWjSmMhzREXSAQ+poYJCMdKIORmFlnTmNq0zaets UXBpA350uCiSWhBiJJA== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-29_06,2026-07-29_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 priorityscore=1501 impostorscore=0 suspectscore=0 clxscore=1015 adultscore=0 malwarescore=0 spamscore=0 bulkscore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607290127 kmalloc() will already fail and return NULL if passed SIZE_MAX. Signed-off-by: Rob Clark --- drivers/gpu/drm/msm/msm_gem_submit.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c b/drivers/gpu/drm/msm/msm_gem_submit.c index aa48ea4e7f58..040354ee16d1 100644 --- a/drivers/gpu/drm/msm/msm_gem_submit.c +++ b/drivers/gpu/drm/msm/msm_gem_submit.c @@ -250,11 +250,6 @@ static int submit_lookup_cmds(struct msm_gem_submit *submit, sz = array_size(submit_cmd.nr_relocs, sizeof(struct drm_msm_gem_submit_reloc)); - /* check for overflow: */ - if (sz == SIZE_MAX) { - ret = -ENOMEM; - goto out; - } submit->cmd[i].relocs = kmalloc(sz, GFP_KERNEL | __GFP_NOWARN); if (!submit->cmd[i].relocs) { ret = -ENOMEM; -- 2.55.0