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Thu, 2 Apr 2020 19:06:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1585854409; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=xDM3glSSSSp/hmegWVLuNV4TSCzdkttW5HQPD+qQA8E=; b=XEB4KeJnpbtCnw0dDvOYZ6iXF50TGw4yROmMoIM/ochnHv586NKOMNv47AjAdGjTzi3qKL IsP/njQWJ/OAGymeYW7lkb113kgys0MerVnmIblX5DhkDkXKX+/uqdJd0dkW5+WopUVkSw O9QascE7FS0IVrLpF1lB5ypoICcDgRQ= X-MC-Unique: QELR6jvKOu6H1-bjkBzAqw-1 From: Paolo Bonzini To: qemu-devel@nongnu.org Subject: [PULL 04/15] softmmu: fix crash with invalid -M memory-backend= Date: Thu, 2 Apr 2020 15:06:29 -0400 Message-Id: <20200402190640.1693-5-pbonzini@redhat.com> In-Reply-To: <20200402190640.1693-1-pbonzini@redhat.com> References: <20200402190640.1693-1-pbonzini@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 205.139.110.61 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: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @redhat.com) Content-Type: text/plain; charset="utf-8" From: Marc-Andr=C3=A9 Lureau Fixes: fe64d06afc1c5d895f220c268cfe4d5f1e65d44e ("vl.c: ensure that ram_size matches size of machine.memory-backend") Signed-off-by: Marc-Andr=C3=A9 Lureau Reviewed-by: Igor Mammedov Reviewed-by: Philippe Mathieu-Daud=C3=A9 Message-Id: <20200309145155.168942-1-marcandre.lureau@redhat.com> Signed-off-by: Paolo Bonzini --- softmmu/vl.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/softmmu/vl.c b/softmmu/vl.c index a331fb5321..796a77e234 100644 --- a/softmmu/vl.c +++ b/softmmu/vl.c @@ -4298,6 +4298,11 @@ void qemu_init(int argc, char **argv, char **envp) =20 backend =3D object_resolve_path_type(current_machine->ram_memdev_i= d, TYPE_MEMORY_BACKEND, NULL); + if (!backend) { + error_report("Memory backend '%s' not found", + current_machine->ram_memdev_id); + exit(EXIT_FAILURE); + } backend_size =3D object_property_get_uint(backend, "size", &error= _abort); if (have_custom_ram_size && backend_size !=3D ram_size) { error_report("Size specified by -m option must match size = of " --=20 2.18.2