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-rwxr-xr-xgit-merge-fredrik.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/git-merge-fredrik.py b/git-merge-fredrik.py
index e4c6fe3c61..27b84867b0 100755
--- a/git-merge-fredrik.py
+++ b/git-merge-fredrik.py
@@ -392,6 +392,9 @@ def usage():
# This strategy module figures out merge bases itself, so we only
# get heads.
+if len(sys.argv) < 4:
+ usage()
+
for nextArg in xrange(1, len(sys.argv)):
if sys.argv[nextArg] == '--':
if len(sys.argv) != nextArg + 3: