diff options
| -rw-r--r-- | sys/net/raw_cb.c | 3 | ||||
| -rw-r--r-- | sys/net/raw_cb.h | 1 | ||||
| -rw-r--r-- | sys/net/raw_usrreq.c | 6 |
3 files changed, 10 insertions, 0 deletions
diff --git a/sys/net/raw_cb.c b/sys/net/raw_cb.c index 1e293af..04b4516 100644 --- a/sys/net/raw_cb.c +++ b/sys/net/raw_cb.c @@ -51,6 +51,7 @@ * redo address binding to allow wildcards */ +struct mtx rawcb_mtx; struct rawcb_list_head rawcb_list; const static u_long raw_sendspace = RAWSNDQ; @@ -81,7 +82,9 @@ raw_attach(so, proto) rp->rcb_socket = so; rp->rcb_proto.sp_family = so->so_proto->pr_domain->dom_family; rp->rcb_proto.sp_protocol = proto; + mtx_lock(&rawcb_mtx); LIST_INSERT_HEAD(&rawcb_list, rp, list); + mtx_unlock(&rawcb_mtx); return (0); } diff --git a/sys/net/raw_cb.h b/sys/net/raw_cb.h index 22b100b..177dedf 100644 --- a/sys/net/raw_cb.h +++ b/sys/net/raw_cb.h @@ -57,6 +57,7 @@ struct rawcb { #ifdef _KERNEL extern LIST_HEAD(rawcb_list_head, rawcb) rawcb_list; +extern struct mtx rawcb_mtx; /* protosw entries */ pr_ctlinput_t raw_ctlinput; diff --git a/sys/net/raw_usrreq.c b/sys/net/raw_usrreq.c index 9507267..7517743 100644 --- a/sys/net/raw_usrreq.c +++ b/sys/net/raw_usrreq.c @@ -31,6 +31,7 @@ */ #include <sys/param.h> +#include <sys/kernel.h> #include <sys/lock.h> #include <sys/malloc.h> #include <sys/mbuf.h> @@ -44,12 +45,15 @@ #include <net/raw_cb.h> +MTX_SYSINIT(rawcb_mtx, &rawcb_mtx, "rawcb", MTX_DEF); + /* * Initialize raw connection block q. */ void raw_init() { + LIST_INIT(&rawcb_list); } @@ -73,6 +77,7 @@ raw_input(m0, proto, src, dst) struct socket *last; last = 0; + mtx_lock(&rawcb_mtx); LIST_FOREACH(rp, &rawcb_list, list) { if (rp->rcb_proto.sp_family != proto->sp_family) continue; @@ -117,6 +122,7 @@ raw_input(m0, proto, src, dst) } } else m_freem(m); + mtx_unlock(&rawcb_mtx); } /*ARGSUSED*/ |
