error: New QERR_DEVICE_IN_USE

Signed-off-by: NMarkus Armbruster <armbru@redhat.com>
Signed-off-by: NLuiz Capitulino <lcapitulino@redhat.com>

qerror.c

@@ -68,6 +68,10 @@ static const QErrorStringTable qerror_table[] = {
         .error_fmt = QERR_DEVICE_INIT_FAILED,
         .desc      = "Device '%(device)' could not be initialized",
     },
+    {
+        .error_fmt = QERR_DEVICE_IN_USE,
+        .desc      = "Device '%(device)' is in use",
+    },
     {
         .error_fmt = QERR_DEVICE_LOCKED,
         .desc      = "Device '%(device)' is locked",

qerror.h

@@ -67,6 +67,9 @@ QError *qobject_to_qerror(const QObject *obj);
 #define QERR_DEVICE_INIT_FAILED \
     "{ 'class': 'DeviceInitFailed', 'data': { 'device': %s } }"
 
+#define QERR_DEVICE_IN_USE \
+    "{ 'class': 'DeviceInUse', 'data': { 'device': %s } }"
+
 #define QERR_DEVICE_LOCKED \
     "{ 'class': 'DeviceLocked', 'data': { 'device': %s } }"