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udp: don't forget to initialize udpcb for UDPv6

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Reported by:	tuexen
Fixes:		483fe96511
This commit is contained in:
Gleb Smirnoff 2023-01-26 10:16:32 -08:00
parent ec96506307
commit 5c67f7c43e
1 changed files with 4 additions and 1 deletions
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5
sys/netinet6/udp6_usrreq.c
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@ -986,8 +986,9 @@ udp6_abort(struct socket *so)
static int
udp6_attach(struct socket *so, int proto, struct thread *td)
{
struct inpcb *inp;
struct inpcbinfo *pcbinfo;
struct inpcb *inp;
struct udpcb *up;
int error;
pcbinfo = udp_get_inpcbinfo(so->so_proto->pr_protocol);
@ -1011,6 +1012,8 @@ udp6_attach(struct socket *so, int proto, struct thread *td)
* which may match an IPv4-mapped IPv6 address.
*/
inp->inp_ip_ttl = V_ip_defttl;
up = intoudpcb(inp);
bzero(&up->u_start_zero, u_zero_size);
INP_WUNLOCK(inp);
return (0);
}