#3967: Correct a crash in count() and find() methods of string-like objects.
For example:
"".count("xxxx", sys.maxint, 0)
Backport of r66631.
diff --git a/Objects/stringlib/find.h b/Objects/stringlib/find.h
index 4cdbb09..ffb9e36 100644
--- a/Objects/stringlib/find.h
+++ b/Objects/stringlib/find.h
@@ -14,11 +14,10 @@
{
Py_ssize_t pos;
- if (sub_len == 0) {
- if (str_len < 0)
- return -1;
+ if (str_len < 0)
+ return -1;
+ if (sub_len == 0)
return offset;
- }
pos = fastsearch(str, str_len, sub, sub_len, FAST_SEARCH);