From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mout.web.de (mout.web.de [212.227.15.3]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3v4q4V2NFhzDrQq for ; Sat, 21 Jan 2017 05:29:46 +1100 (AEDT) Subject: [PATCH 10/11] KVM: PPC: e500: Use kcalloc() in e500_mmu_host_init() To: kvm@vger.kernel.org, kvm-ppc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Alexander Graf , Benjamin Herrenschmidt , Michael Ellerman , Paolo Bonzini , =?UTF-8?B?UmFkaW0gS3LEjW3DocWZ?= References: Cc: LKML , kernel-janitors@vger.kernel.org From: SF Markus Elfring Message-ID: Date: Fri, 20 Jan 2017 19:28:55 +0100 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Markus Elfring Date: Fri, 20 Jan 2017 16:30:18 +0100 * A multiplication for the size determination of a memory allocation indicated that an array data structure should be processed. Thus use the corresponding function "kcalloc". This issue was detected by using the Coccinelle software. * Replace the specification of a data type by a pointer dereference to make the corresponding size determination a bit safer according to the Linux coding style convention. Signed-off-by: Markus Elfring --- arch/powerpc/kvm/e500_mmu_host.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/arch/powerpc/kvm/e500_mmu_host.c b/arch/powerpc/kvm/e500_mmu_host.c index b0333cc737dd..a1af2f445988 100644 --- a/arch/powerpc/kvm/e500_mmu_host.c +++ b/arch/powerpc/kvm/e500_mmu_host.c @@ -797,9 +797,8 @@ int e500_mmu_host_init(struct kvmppc_vcpu_e500 *vcpu_e500) host_tlb_params[0].sets = host_tlb_params[0].entries / host_tlb_params[0].ways; host_tlb_params[1].sets = 1; - - vcpu_e500->h2g_tlb1_rmap = kzalloc(sizeof(unsigned int) * - host_tlb_params[1].entries, + vcpu_e500->h2g_tlb1_rmap = kcalloc(host_tlb_params[1].entries, + sizeof(*vcpu_e500->h2g_tlb1_rmap), GFP_KERNEL); if (!vcpu_e500->h2g_tlb1_rmap) return -EINVAL; -- 2.11.0