Fix null pointer deref in PluginUtility::FormatPerfdata

refs #7268

diff --git a/lib/icinga/pluginutility.cpp b/lib/icinga/pluginutility.cpp
index 715ea66ee248e877157b771d6cb32eb5cb72d150..9f8810ae7cc7440603da4987932c1a6668f208a0 100644 (file)
--- a/lib/icinga/pluginutility.cpp
+++ b/lib/icinga/pluginutility.cpp
@@ -272,6 +272,9 @@ Array::Ptr PluginUtility::SplitPerfdata(const String& perfdata)
 
 String PluginUtility::FormatPerfdata(const Array::Ptr& perfdata)
 {
+       if (!perfdata)
+               return "";
+
        std::ostringstream result;
 
        ObjectLock olock(perfdata);