Simplify the overflow checks in WPACKET_allocate_bytes()

Reviewed-by: N Rich Salz <rsalz@openssl.org>

Simplify the overflow checks in WPACKET_allocate_bytes()
Reviewed-by: N Rich Salz <rsalz@openssl.org>
6ae4f5e0 · Matt Caswell · 9bf85bf9 · 6ae4f5e0
隐藏空白更改
内联并排

Showing with 1 addition and 4 deletion

ssl/packet.c ssl/packet.c +1 -4

未找到文件。
--- a/ssl/packet.c
+++ b/ssl/packet.c
@@ -16,10 +16,7 @@ int WPACKET_allocate_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
    if (pkt->subs == NULL || len == 0)
        return 0;

-    if (SIZE_MAX - pkt->written < len)
-        return 0;
-
-    if (pkt->written + len > pkt->maxsize)
+    if (pkt->maxsize - pkt->written < len)
        return 0;

    if (pkt->buf->length - pkt->written < len) {