1 files changed, 3 insertions, 0 deletions
diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c
index 50deefe..ffa8b98 100644
--- a/Objects/unicodeobject.c
+++ b/Objects/unicodeobject.c
@@ -5120,6 +5120,9 @@ unicode_decode_utf8(const char *s, Py_ssize_t size,
     }
     s += ascii_decode(s, end, PyUnicode_1BYTE_DATA(u));
     if (s == end) {
+        if (consumed) {
+            *consumed = size;
+        }
         return u;
     }