Fixed issue #1973: bytes.fromhex('') raises SystemError
diff --git a/Objects/stringobject.c b/Objects/stringobject.c
index 011fc32..d714a77 100644
--- a/Objects/stringobject.c
+++ b/Objects/stringobject.c
@@ -2772,7 +2772,7 @@
}
buf[j++] = (top << 4) + bot;
}
- if (_PyString_Resize(&newstring, j) < 0)
+ if (j != byteslen && _PyString_Resize(&newstring, j) < 0)
goto error;
return newstring;
@@ -2788,7 +2788,7 @@
return Py_BuildValue("(s#)", v->ob_sval, Py_SIZE(v));
}
-
+
static PyMethodDef
string_methods[] = {
{"__getnewargs__", (PyCFunction)string_getnewargs, METH_NOARGS},