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don't crash if we do GetStatistics on a device without history

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This commit is contained in:
Richard Hughes 2008-08-04 16:12:10 +01:00
parent 0e617b862c
commit fad9b70a7a
1 changed files with 7 additions and 0 deletions
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7
src/dkp-source.c
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@ -904,6 +904,13 @@ dkp_source_get_statistics (DkpSource *source, const gchar *type, guint timespan,
goto out;
}
/* maybe the device doesn't support histories */
if (array == NULL) {
error = g_error_new (DKP_DAEMON_ERROR, DKP_DAEMON_ERROR_GENERAL, "device has no history");
dbus_g_method_return_error (context, error);
goto out;
}
/* copy data to dbus struct */
complex = g_ptr_array_sized_new (array->len);
for (i=0; i<array->len; i++) {