Fix indexing into an empty array

Signed-off-by: elelel <elelel@3wh.net>
2021-10-16 23:00:17 +00:00 · 2021-10-16 23:00:17 +00:00 · be34e323e5
commit be34e323e5
parent 526206aabe
1 changed files with 1 additions and 1 deletions
--- a/tools/circular_includes.py
+++ b/tools/circular_includes.py
@ -58,7 +58,7 @@ def main(parse_args):
                file_stack.append(header)
        else:
            # popped back up to an earlier header
-            while file_stack[-1] != header:
+            while (len(file_stack) > 0) and (file_stack[-1] != header):
                file_stack.pop()

    return 0