diff options
Diffstat (limited to 'usr/src/uts/common/inet/ip/ip6_input.c')
| -rw-r--r-- | usr/src/uts/common/inet/ip/ip6_input.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/usr/src/uts/common/inet/ip/ip6_input.c b/usr/src/uts/common/inet/ip/ip6_input.c index d596c313c5..8f305114d1 100644 --- a/usr/src/uts/common/inet/ip/ip6_input.c +++ b/usr/src/uts/common/inet/ip/ip6_input.c @@ -1910,6 +1910,13 @@ ip_input_cksum_v6(iaflags_t iraflags, mblk_t *mp, ip6_t *ip6h, hck_flags = DB_CKSUMFLAGS(mp); + if (hck_flags & HCK_FULLCKSUM_OK) { + /* + * Hardware has already verified the checksum. + */ + return (B_TRUE); + } + if (hck_flags & HCK_FULLCKSUM) { /* * Full checksum has been computed by the hardware @@ -1918,9 +1925,6 @@ ip_input_cksum_v6(iaflags_t iraflags, mblk_t *mp, ip6_t *ip6h, * order to protect against faulty hardware, compare * it against -0 (0xFFFF) to see if it's valid. */ - if (hck_flags & HCK_FULLCKSUM_OK) - return (B_TRUE); - cksum = DB_CKSUM16(mp); if (cksum == 0xFFFF) return (B_TRUE); |