fix(server): fix undefined dereference

#6086 r=shane-tomlinson
mozilla · Apr 20, 2018 · dc6e30b · dc6e30b
1 parent 75d4e3e
commit dc6e30b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/server/lib/user-agent.js b/server/lib/user-agent.js
@@ -34,7 +34,7 @@ function safeFamily (parent) {
 }
 
 function safeVersion (parent) {
-  if (! VALID_VERSION.test(parent.toVersionString())) {
+  if (parent && parent.toVersionString && ! VALID_VERSION.test(parent.toVersionString())) {
     parent.major = parent.minor = parent.patch = parent.patchMinor = null;
   }
 }