ppp: don't free chan_buf/unit_buf if they are null

1dfb91ad · Dmitry Kozlov · 24533bab · 1dfb91ad
隐藏空白更改
内联并排

Showing with 4 addition and 3 deletion

accel-pptpd/ppp/ppp.c accel-pptpd/ppp/ppp.c +4 -3

未找到文件。
--- a/accel-pptpd/ppp/ppp.c
+++ b/accel-pptpd/ppp/ppp.c
@@ -66,9 +66,10 @@ void __export ppp_init(struct ppp_t *ppp)

 static void _free_ppp(struct ppp_t *ppp)
 {
-	_free(ppp->chan_buf);
-	_free(ppp->unit_buf);
-
+	if (ppp->chan_buf)
+		free(ppp->chan_buf);
+	if (ppp->unit_buf)
+		_free(ppp->unit_buf);
 	if (ppp->username)
 		_free(ppp->username);
 }