Merge pull request #1208 from mandiant/williballenthin-patch-2

import-to-ida: fix append comment

CHANGELOG.md

@@ -6,6 +6,7 @@
 - verify rule metadata format on load #1160 @mr-tz
 - extract property features from .NET PE files #1168 @anushkavirgaonkar
 - emit features for .NET newobj instruction #1186 @mike-hunhoff
+- fix import-to-ida script formatting #1208 @williballenthin
 
 ### Breaking Changes
 

scripts/import-to-ida.py

@@ -51,7 +51,11 @@ def append_func_cmt(va, cmt, repeatable=False):
     if cmt in existing:
         return
 
-    new = existing + "\n" + cmt
+    if len(existing) > 0:
+        new = existing + "\n" + cmt
+    else:
+        new = cmt
+
     ida_funcs.set_func_cmt(func, new, repeatable)