better err checks in resizetuple

This commit is contained in:
Guido van Rossum 1995-08-04 04:05:10 +00:00
parent e7e578ffe0
commit 055968c068
1 changed files with 2 additions and 2 deletions

View File

@ -408,13 +408,13 @@ resizetuple(pv, newsize, last_is_sticky)
int sizediff;
v = (tupleobject *) *pv;
sizediff = newsize - v->ob_size;
if (!is_tupleobject(v) || v->ob_refcnt != 1) {
if (v == NULL || !is_tupleobject(v) || v->ob_refcnt != 1) {
*pv = 0;
DECREF(v);
err_badcall();
return -1;
}
sizediff = newsize - v->ob_size;
if (sizediff == 0)
return 0;
/* XXX UNREF/NEWREF interface should be more symmetrical */