From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 9787A2472B8 for ; Sat, 19 Sep 2026 12:31:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789821117; cv=none; b=KpBMhjblBLx/blwzMgUAtpUboM9LixuRSg7tz4HFzVKVMk3/JD24ToA7+0v1Io+s52L8NuBRq6kD9KOZAQK52S+SyIJcdDxt/hn+Va7yzAVikYLX7ETkWWkV7uc/YE4OkKb57Q3Mqfmz08TsvyTb8pzCoXEN5DmuvwMLWx8gQtA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789821117; c=relaxed/simple; bh=Z09PM+sbiAw89zsf5mxv0G+eBy/fS8Te4LZ1v8W+7kw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Mo0kcDcHWhA4H+1Hp+dJD+AIWCUib3waiq7i6bLJkT8QTbqgykpUiJ1Gr8Mr/18Mnh2fGmB7nL/zkfbqp36n3zw16t9n8jfZoSe18Ymco0MY3Sg0MEmqLqUy8tIi2hMucYujxlm9MHsUE4RTw37d6Lsobi5wjFdy8sQkrnbCCFk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bkPIttP3; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="bkPIttP3" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5C3421F00898; Sat, 19 Sep 2026 12:31:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789821115; bh=CGtiJKFC+4PqVoLKD/yH9r97ziN6wjqXvuYJmigg/rU=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=bkPIttP3wENNkUS8Jqc7U3PZ8Zz3btYMznZ2rlc6Aj/Yt3gWBAQcHDShvUeYX5rCT /SYADMXh2uySLF8MnAlbL9VeljSm0tD7HM+Dh11JrgnFGG6vqbKoGseHt7xgLgjava CDHw4fIG0eMKjXGRdJSc5WXlmcOcQBq8nx1DPvwgAkb0XOCIGZqiT/QjRXhZWKdqGk w7dUDSgo+68m+iJ4XSZ75hSXX8LDRsgoIYs1w8EtCE7CbtuehPCuxucdEjUwGew9Rv B44jkOamU0sYjm880Ssf2mocwh93BUuNzS2jRmroZ8dnlbf02krpTV3iU+PwJ8yemv j+QVOKDVIHbdA== Received: from sofa.misterjones.org ([185.219.108.64] helo=valley-girl.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1x7uET-0000000AwvV-2LdR; Sat, 19 Sep 2026 12:31:53 +0000 From: Marc Zyngier To: kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org Cc: Steffen Eiden , Joey Gouly , Suzuki K Poulose , Oliver Upton , Zenghui Yu , Fuad Tabba , Sascha Bischoff Subject: [PATCH 2/4] KVM: arm64: vgic-v5: Correctly reset h_lpi_ist to NULL Date: Sat, 19 Sep 2026 13:31:48 +0100 Message-ID: <20260919123150.3283606-3-maz@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260919123150.3283606-1-maz@kernel.org> References: <20260919123150.3283606-1-maz@kernel.org> Precedence: bulk X-Mailing-List: kvmarm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, seiden@linux.ibm.com, joey.gouly@arm.com, suzuki.poulose@arm.com, oupton@kernel.org, yuzenghui@huawei.com, fuad.tabba@linux.dev, sascha.bischoff@arm.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Resetting a pointer to 0 is not completely wrong, but sparse legitimately shouts about it integer/pointer mix. Use NULL as expected. Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202609190952.glUgOBvp-lkp@intel.com/ Signed-off-by: Marc Zyngier --- arch/arm64/kvm/vgic/vgic-v5-tables.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/kvm/vgic/vgic-v5-tables.c b/arch/arm64/kvm/vgic/vgic-v5-tables.c index ba8a8d5fcc2a3..d7196ed5d1bfd 100644 --- a/arch/arm64/kvm/vgic/vgic-v5-tables.c +++ b/arch/arm64/kvm/vgic/vgic-v5-tables.c @@ -1066,7 +1066,7 @@ static int vgic_v5_alloc_two_level_lpi_ist(struct kvm *kvm, unsigned int id_bits /* Free the L1 IST again */ vmi = xa_load(&vm_info, vm_id); kfree(vmi->h_lpi_ist); - vmi->h_lpi_ist = 0; + vmi->h_lpi_ist = NULL; return ret; } -- 2.47.3