diff options
| -rw-r--r-- | lib/libnet/ipv6.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/lib/libnet/ipv6.c b/lib/libnet/ipv6.c index 6420004..259087b 100644 --- a/lib/libnet/ipv6.c +++ b/lib/libnet/ipv6.c @@ -441,10 +441,9 @@ static unsigned short ip6_checksum(struct ip6hdr *ip6h, unsigned char *packet, { int i; unsigned long checksum; - const int ip6size = sizeof(struct ip6hdr)/sizeof(unsigned short); union { struct ip6hdr ip6h; - unsigned short raw[ip6size]; + uint16_t raw[sizeof(struct ip6hdr) / sizeof(uint16_t)]; } pseudo; memcpy (&pseudo.ip6h, ip6h, sizeof(struct ip6hdr)); @@ -455,7 +454,7 @@ static unsigned short ip6_checksum(struct ip6hdr *ip6h, unsigned char *packet, for (checksum = 0, i = 0; i < bytes; i += 2) checksum += (packet[i] << 8) | packet[i + 1]; - for (i = 0; i < ip6size; i++) + for (i = 0; i < (int)(sizeof(pseudo.raw) / sizeof(pseudo.raw[0])); i++) checksum += pseudo.raw[i]; checksum = (checksum >> 16) + (checksum & 0xffff); |