From: Brendan O'Dea <bod@optus.net>
Date: Tue, 7 Jun 2005 05:08:16 +0000 (+0000)
Subject: fix checksum
X-Git-Tag: 2.2.1-2fdn3.1~19^2^2~1^2~168
X-Git-Url: http://git.sameswireless.fr/l2tpns.git/commitdiff_plain/9980203b66c51ddaaa10ab6fa58bb2aff92828a2

fix checksum
---

diff --git a/test/generateload.c b/test/generateload.c
index 5119920..a58d5f2 100644
--- a/test/generateload.c
+++ b/test/generateload.c
@@ -645,14 +645,14 @@ __u16 checksum(unsigned char *addr, int count)
 
 	for (; count > 1; count -= 2)
 	{
-		sum += ntohs(*(u32 *)addr);
+		sum += ntohs(*(u16 *)addr);
 		addr += 2;
 	}
 
-	if (count > 1) sum += *(unsigned char *)addr;
+	if (count > 0) sum += *(unsigned char *)addr;
 
 	// take only 16 bits out of the 32 bit sum and add up the carries
-	while (sum >> 16)
+	if (sum >> 16)
 		sum = (sum & 0xFFFF) + (sum >> 16);
 
 	// one's complement the result