conf: disallow invalid values for video attributes

Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1190956Signed-off-by: NMartin Kletzander <mkletzan@redhat.com>

src/conf/domain_conf.c

@@ -10580,7 +10580,7 @@ virDomainVideoDefParseXML(xmlNodePtr node,
                            _("ram attribute only supported for type of qxl"));
             goto error;
         }
-        if (virStrToLong_ui(ram, NULL, 10, &def->ram) < 0) {
+        if (virStrToLong_uip(ram, NULL, 10, &def->ram) < 0) {
             virReportError(VIR_ERR_XML_ERROR,
                            _("cannot parse video ram '%s'"), ram);
             goto error;
@@ -10590,7 +10590,7 @@ virDomainVideoDefParseXML(xmlNodePtr node,
     }
 
     if (vram) {
-        if (virStrToLong_ui(vram, NULL, 10, &def->vram) < 0) {
+        if (virStrToLong_uip(vram, NULL, 10, &def->vram) < 0) {
             virReportError(VIR_ERR_XML_ERROR,
                            _("cannot parse video vram '%s'"), vram);
             goto error;
@@ -10605,7 +10605,7 @@ virDomainVideoDefParseXML(xmlNodePtr node,
                            _("vgamem attribute only supported for type of qxl"));
             goto error;
         }
-        if (virStrToLong_ui(vgamem, NULL, 10, &def->vgamem) < 0) {
+        if (virStrToLong_uip(vgamem, NULL, 10, &def->vgamem) < 0) {
             virReportError(VIR_ERR_XML_ERROR,
                            _("cannot parse video vgamem '%s'"), vgamem);
             goto error;
@@ -10613,7 +10613,7 @@ virDomainVideoDefParseXML(xmlNodePtr node,
     }
 
     if (heads) {
-        if (virStrToLong_ui(heads, NULL, 10, &def->heads) < 0) {
+        if (virStrToLong_uip(heads, NULL, 10, &def->heads) < 0) {
             virReportError(VIR_ERR_INTERNAL_ERROR,
                            _("cannot parse video heads '%s'"), heads);
             goto error;

tests/qemuxml2argvdata/qemuxml2argv-video-invalid.xml

+<domain type='qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit='KiB'>219100</memory>
+  <currentMemory unit='KiB'>219100</currentMemory>
+  <vcpu placement='static' cpuset='1-4,8-20,525'>1</vcpu>
+  <os>
+    <type arch='i686' machine='pc'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu</emulator>
+    <disk type='block' device='disk'>
+      <source dev='/dev/HostVG/QEMUGuest1'/>
+      <target dev='hda' bus='ide'/>
+      <address type='drive' controller='0' bus='0' target='0' unit='0'/>
+    </disk>
+    <controller type='usb' index='0'/>
+    <controller type='ide' index='0'/>
+    <controller type='pci' index='0' model='pci-root'/>
+    <video>
+      <model type='qxl' ram='-1' vram='-1' vgamem='-1' heads='-1'/>
+    </video>
+    <memballoon model='virtio'/>
+  </devices>
+</domain>

tests/qemuxml2argvtest.c

@@ -1362,6 +1362,7 @@ mymain(void)
             QEMU_CAPS_DEVICE_QXL_VGA, QEMU_CAPS_DEVICE_QXL,
             QEMU_CAPS_DEVICE_VIDEO_PRIMARY, QEMU_CAPS_QXL_VGA_VGAMEM,
             QEMU_CAPS_QXL_VGAMEM);
+    DO_TEST_PARSE_ERROR("video-invalid", NONE);
 
     DO_TEST("virtio-rng-default", QEMU_CAPS_DEVICE, QEMU_CAPS_DEVICE_VIRTIO_RNG,
             QEMU_CAPS_OBJECT_RNG_RANDOM);