[Qemu-devel] [PATCH] trace: Allow events without arguments

[Lluís Vilanova]

Signed-off-by: Lluís Vilanova <address@hidden>
---
 scripts/tracetool/__init__.py |    5 +++++
 1 file changed, 5 insertions(+)

diff --git a/scripts/tracetool/__init__.py b/scripts/tracetool/__init__.py
index be24039..96657e6 100644
--- a/scripts/tracetool/__init__.py
+++ b/scripts/tracetool/__init__.py
@@ -72,6 +72,11 @@ class Arguments:
         arg_str : str
             String describing the event arguments.
         """
+        # check for empty argument list
+        arg_str = arg_str.strip()
+        if arg_str == "":
+            return Arguments([])
+
         res = []
         for arg in arg_str.split(","):
             arg = arg.strip()