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In ip_ctloutput(), acquire the inpcb lock around some of the basic

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inpcb flag and status updates.
This commit is contained in:
Robert Watson 2004-06-24 02:05:47 +00:00
parent d67ec3dd48
commit a138d21769
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=131012
1 changed files with 10 additions and 5 deletions
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15
sys/netinet/ip_output.c
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@ -1437,11 +1437,14 @@ ip_ctloutput(so, sopt)
case IP_TTL:
inp->inp_ip_ttl = optval;
break;
#define OPTSET(bit) \
if (optval) \
inp->inp_flags |= bit; \
else \
inp->inp_flags &= ~bit;
#define OPTSET(bit) do { \
INP_LOCK(inp); \
if (optval) \
inp->inp_flags |= bit; \
else \
inp->inp_flags &= ~bit; \
INP_UNLOCK(inp); \
} while (0)
case IP_RECVOPTS:
OPTSET(INP_RECVOPTS);
@ -1489,6 +1492,7 @@ ip_ctloutput(so, sopt)
if (error)
break;
INP_LOCK(inp);
switch (optval) {
case IP_PORTRANGE_DEFAULT:
inp->inp_flags &= ~(INP_LOWPORT);
@ -1509,6 +1513,7 @@ ip_ctloutput(so, sopt)
error = EINVAL;
break;
}
INP_UNLOCK(inp);
break;
#if defined(IPSEC) || defined(FAST_IPSEC)