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Checksum coverage values larger than 65535 for UDPLite are invalid.

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Check for this when the user calls setsockopt using UDPLITE_{SEND,RECV}CSCOV.

Reviewed by: kevlo
MFC after: 3 days
This commit is contained in:
tuexen 2014-09-28 17:22:45 +00:00
parent aab771d812
commit 186c8f6391
1 changed files with 1 additions and 1 deletions
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2
sys/netinet/udp_usrreq.c
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@ -1017,7 +1017,7 @@ udp_ctloutput(struct socket *so, struct sockopt *sopt)
INP_WLOCK(inp);
up = intoudpcb(inp);
KASSERT(up != NULL, ("%s: up == NULL", __func__));
if (optval != 0 && optval < 8) {
if ((optval != 0 && optval < 8) || (optval > 65535)) {
INP_WUNLOCK(inp);
error = EINVAL;
break;