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[88.21.205.137]) by smtp.gmail.com with ESMTPSA id a9sm6373615wmm.38.2020.04.29.01.29.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Apr 2020 01:29:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=sGhpxna5aVKxU3TFJCrqD1PUkNzmXBTRq/95VopA0dc=; b=I+Ip6im6J0ttrRnJtAFcFOqGtWrJmdxdXZgKmSciXBFl6ypdgvlauBatSUGWDrMaHf NGYFSpq4lJ3ZjTZ2HSuC1SmNZ8eEzdotvxVBxQEq/uYij/QjS1cE1OmhAB3QU1CwOxIu 1y0Wa7EmSzYb+0JQG1DWtKOogueJkWmUexTOv+W1MM6kX5ycfWqANfNxwIMStLzi2vKL ueiru7IIQ5W5QUhsYbRDB5LOKtAXLAKsLrvZg42LpSaBZVnxaYGyEJaj1B1L28goXUxK 7kQuplwXrbQOTz4in11ro17zBLYr5+lU5bBKcSPuQ+ckdpkkSUcoEFGhV0xpl7zpFu75 BYbw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; bh=sGhpxna5aVKxU3TFJCrqD1PUkNzmXBTRq/95VopA0dc=; b=lMveElD/N5exS1BdOFJyxW8jEqtNe/7A+Ry/4/05greLpFkpxBhCNQ0D6EpUVrAi0K /W/qBt/UDwUXqHFIdNUpdiGiDK3WHykgeo1vFx13+cU/e0JoyhxgmoIncsoH7tE6ZhUu mJbvRUYyXQdGPT3CwYFJhtqiqgYu4XLzUc0ndxJecPMPxtEasq/c1tdadwpT3xC2Z0pI hhpH3Y/+HA8A4xp28GoYmKq+o3GIWksYTugEqCVhKWWtF6ZdqBIJU+VVjMFzVswENSOb ev/9qKlPn6vpQofzf45QBVpPDr/wl4xQorxnnnmS+W7rcbEWlOs5ija7oSTpcRDRspKG hKRQ== X-Gm-Message-State: AGi0PuZ504Y8cPIPtpy7umFk4oVAMa3Klv/KGW6EYgE83rGTo69zBiRY /JX78s/gSP/iFPZnjGHezZo7y9AeBvE= X-Google-Smtp-Source: APiQypIS22DSdUmq9gopVwPMLuKL+vm0XplQsjg7mIEfPiGlqx23HqYx4rk3mMOuo5ywvaHSYca09A== X-Received: by 2002:a1c:1d92:: with SMTP id d140mr1870366wmd.67.1588148962236; Wed, 29 Apr 2020 01:29:22 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PATCH 2/2] target/mips/kvm: Assert unreachable code is not used Date: Wed, 29 Apr 2020 10:29:16 +0200 Message-Id: <20200429082916.10669-3-f4bug@amsat.org> X-Mailer: git-send-email 2.21.1 In-Reply-To: <20200429082916.10669-1-f4bug@amsat.org> References: <20200429082916.10669-1-f4bug@amsat.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::342; envelope-from=philippe.mathieu.daude@gmail.com; helo=mail-wm1-x342.google.com X-detected-operating-system: by eggs.gnu.org: Error: [-] PROGRAM ABORT : Malformed IPv6 address (bad octet value). Location : parse_addr6(), p0f-client.c:67 X-Received-From: 2a00:1450:4864:20::342 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Huacai Chen , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Jiaxun Yang , Aleksandar Markovic , Huacai Chen , Aleksandar Rikalo , Aurelien Jarno Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) This code must not be used outside of KVM. Abort if it is. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Acked-by: Paolo Bonzini Reviewed-by: Huacai Chen --- target/mips/kvm.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/target/mips/kvm.c b/target/mips/kvm.c index de3e26ef1f..050bfbd7fa 100644 --- a/target/mips/kvm.c +++ b/target/mips/kvm.c @@ -196,9 +196,7 @@ int kvm_mips_set_interrupt(MIPSCPU *cpu, int irq, int l= evel) CPUState *cs =3D CPU(cpu); struct kvm_mips_interrupt intr; =20 - if (!kvm_enabled()) { - return 0; - } + assert(kvm_enabled()); =20 intr.cpu =3D -1; =20 @@ -219,9 +217,7 @@ int kvm_mips_set_ipi_interrupt(MIPSCPU *cpu, int irq, i= nt level) CPUState *dest_cs =3D CPU(cpu); struct kvm_mips_interrupt intr; =20 - if (!kvm_enabled()) { - return 0; - } + assert(kvm_enabled()); =20 intr.cpu =3D dest_cs->cpu_index; =20 --=20 2.21.1