From nobody Mon Jun 8 05:25:48 2026 Received: from mail-43172.protonmail.ch (mail-43172.protonmail.ch [185.70.43.172]) (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 5A3E9370D5D for ; Mon, 1 Jun 2026 19:55:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.70.43.172 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780343722; cv=none; b=f9WwyAMjGREDnKXDygPvdt3sL/LQAZHlrJfCAIAs3Rk5XcRQr7FJoMFl9q6lXhrrNF6I+O1prv659Oq0tsaoZhrKMNhO8zHSw5Ryx/hxExDqqhfZjeOnZ5/P5hQMCUJSXYiKefiR2F7wGXKugqsZHXHD1d9jFbEWS9boODxF0YY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780343722; c=relaxed/simple; bh=eSjFAg78Nhyccfh3BK/g3U/D5ZtWLr9/xbYYzxO5YJU=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=eAoh7A9YI/Fu/BH1IZROGPGps9pfS2Cxh+YqmqE6yMC/6FzQzlAgMt9jQiSXcGrZ91OdmTO3nnXr1hLqpxcMXkr84IMe/+zdljcZBgtU6mCh9Ukf3681GbWPtHigDQlEOnOTsVs3S3CuWJiCq+cMXVhC+ry59G8XEHR+6elzX0I= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=theesfeld.net; spf=pass smtp.mailfrom=theesfeld.net; dkim=pass (2048-bit key) header.d=theesfeld.net header.i=@theesfeld.net header.b=N23YkX00; arc=none smtp.client-ip=185.70.43.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=theesfeld.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=theesfeld.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=theesfeld.net header.i=@theesfeld.net header.b="N23YkX00" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=theesfeld.net; s=protonmail2; t=1780343717; x=1780602917; bh=i5q6iyFTLtGZwAyQzskDa+UIgmFftyxv9qY3L/cfpX8=; h=From:To:Cc:Subject:Date:Message-ID:From:To:Cc:Date:Subject: Reply-To:Feedback-ID:Message-ID:BIMI-Selector; b=N23YkX00yFQSbqS9JbTZfcrjGpXrbY1qAJaobCIP0PT82buagoPDd/ZtTBRO0PrWy QRyLqWJXWVvrvp4WB74iGrvOxHJVuf4CNBfEUPNxIamMe6qR3pKzn50QabDTBc4Rwd bmXCAE1beNpaQYWGSA08v9nfxugiIHoTLTfbSmhitgUsZGYwPd/yNIoxDdqidRyV7v b8SPpNBZHbtpQkRvQp6l3O8FTdCIWPcRsFZQ2r75lciJu0CZNbqsHvzlbdqKvhfyS+ ks/1v0eycTOqsGZRyu6rAoFAwNL+mid7cnEoELmKI7GP1ifryXP8gb11/MPG1CTTmI YUI9tPokCXbhg== X-Pm-Submission-Id: 4gTl736RV8z2ScPK From: William Theesfeld To: Felix Kuehling Cc: Alex Deucher , =?UTF-8?q?Christian=20K=C3=B6nig?= , David Airlie , Simona Vetter , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH] drm/amdkfd: convert CRIU event-private allocation to kvcalloc() Date: Mon, 1 Jun 2026 15:55:10 -0400 Message-ID: <20260601195510.639318-1-william@theesfeld.net> X-Mailer: git-send-email 2.54.0 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" criu_checkpoint_events() allocates the ev_privs[] array, sized by the runtime count returned from kfd_get_num_events(), using the open-coded kvzalloc(n * sizeof(*p), ...) form. Switch to kvcalloc(), which carries the same zero-on-allocation semantics and adds the standard size_mul overflow check on the n * sizeof multiplication. No functional change. Signed-off-by: William Theesfeld Reviewed-by: Felix Kuehling --- drivers/gpu/drm/amd/amdkfd/kfd_events.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_events.c b/drivers/gpu/drm/amd/= amdkfd/kfd_events.c index 44150a71f..9739214e2 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_events.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_events.c @@ -543,7 +543,7 @@ int kfd_criu_checkpoint_events(struct kfd_process *p, if (!num_events) return 0; =20 - ev_privs =3D kvzalloc(num_events * sizeof(*ev_privs), GFP_KERNEL); + ev_privs =3D kvcalloc(num_events, sizeof(*ev_privs), GFP_KERNEL); if (!ev_privs) return -ENOMEM; =20 --=20 2.54.0