From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Sat, 05 Jul 2014 00:22:59 +0200 (CEST) Received: from mail.linuxfoundation.org ([140.211.169.12]:35721 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by eddie.linux-mips.org with ESMTP id S6860317AbaGDWWvoxPW7 (ORCPT ); Sat, 5 Jul 2014 00:22:51 +0200 Received: from localhost (c-76-28-255-20.hsd1.wa.comcast.net [76.28.255.20]) by mail.linuxfoundation.org (Postfix) with ESMTPSA id 47630A28; Fri, 4 Jul 2014 22:22:45 +0000 (UTC) From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, James Hogan , Paolo Bonzini , Gleb Natapov , kvm@vger.kernel.org, Ralf Baechle , linux-mips@linux-mips.org, Sanjay Lal Subject: [PATCH 3.10 35/46] MIPS: KVM: Remove redundant NULL checks before kfree() Date: Fri, 4 Jul 2014 15:19:39 -0700 Message-Id: <20140704221603.877830670@linuxfoundation.org> X-Mailer: git-send-email 2.0.1 In-Reply-To: <20140704221602.280733370@linuxfoundation.org> References: <20140704221602.280733370@linuxfoundation.org> User-Agent: quilt/0.63-1 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 41041 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: gregkh@linuxfoundation.org Precedence: bulk List-help: List-unsubscribe: List-software: Ecartis version 1.0.0 List-Id: linux-mips X-List-ID: linux-mips List-subscribe: List-owner: List-post: List-archive: X-list: linux-mips 3.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: James Hogan commit c6c0a6637f9da54f9472144d44f71cf847f92e20 upstream. The kfree() function already NULL checks the parameter so remove the redundant NULL checks before kfree() calls in arch/mips/kvm/. Signed-off-by: James Hogan Cc: Paolo Bonzini Cc: Gleb Natapov Cc: kvm@vger.kernel.org Cc: Ralf Baechle Cc: linux-mips@linux-mips.org Cc: Sanjay Lal Signed-off-by: Paolo Bonzini Signed-off-by: Greg Kroah-Hartman --- arch/mips/kvm/kvm_mips.c | 12 +++--------- 1 file changed, 3 insertions(+), 9 deletions(-) --- a/arch/mips/kvm/kvm_mips.c +++ b/arch/mips/kvm/kvm_mips.c @@ -149,9 +149,7 @@ void kvm_mips_free_vcpus(struct kvm *kvm if (kvm->arch.guest_pmap[i] != KVM_INVALID_PAGE) kvm_mips_release_pfn_clean(kvm->arch.guest_pmap[i]); } - - if (kvm->arch.guest_pmap) - kfree(kvm->arch.guest_pmap); + kfree(kvm->arch.guest_pmap); kvm_for_each_vcpu(i, vcpu, kvm) { kvm_arch_vcpu_free(vcpu); @@ -384,12 +382,8 @@ void kvm_arch_vcpu_free(struct kvm_vcpu kvm_mips_dump_stats(vcpu); - if (vcpu->arch.guest_ebase) - kfree(vcpu->arch.guest_ebase); - - if (vcpu->arch.kseg0_commpage) - kfree(vcpu->arch.kseg0_commpage); - + kfree(vcpu->arch.guest_ebase); + kfree(vcpu->arch.kseg0_commpage); } void kvm_arch_vcpu_destroy(struct kvm_vcpu *vcpu)