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Initialize IPFW static rules rmlock with RM_RECURSE flag.

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This lock was replaced from rwlock in r272840. But unlike rwlock, rmlock
doesn't allow recursion on rm_rlock(), so at this time fix this with
RM_RECURSE flag. Later we need to change ipfw to avoid such recursions.

PR:		216171
Reported by:	Eugene Grosbein
MFC after:	1 week
This commit is contained in:
ae 2017-01-17 10:50:28 +00:00
parent ed611621d4
commit 1808279ef3
1 changed files with 1 additions and 1 deletions
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2
sys/netpfil/ipfw/ip_fw_private.h
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@ -414,7 +414,7 @@ struct ipfw_ifc {
#define IPFW_PF_RUNLOCK(p) IPFW_RUNLOCK(p)
#else /* FreeBSD */
#define IPFW_LOCK_INIT(_chain) do { \
rm_init(&(_chain)->rwmtx, "IPFW static rules"); \
rm_init_flags(&(_chain)->rwmtx, "IPFW static rules", RM_RECURSE); \
rw_init(&(_chain)->uh_lock, "IPFW UH lock"); \
} while (0)