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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-23 14:47:02 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-23 14:47:02 -0400
commit5f05647dd81c11a6a165ccc8f0c1370b16f3bcb0 (patch)
tree7851ef1c93aa1aba7ef327ca4b75fd35e6d10f29 /net/rds/transport.c
parent02f36038c568111ad4fc433f6fa760ff5e38fab4 (diff)
parentec37a48d1d16c30b655ac5280209edf52a6775d4 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1699 commits) bnx2/bnx2x: Unsupported Ethtool operations should return -EINVAL. vlan: Calling vlan_hwaccel_do_receive() is always valid. tproxy: use the interface primary IP address as a default value for --on-ip tproxy: added IPv6 support to the socket match cxgb3: function namespace cleanup tproxy: added IPv6 support to the TPROXY target tproxy: added IPv6 socket lookup function to nf_tproxy_core be2net: Changes to use only priority codes allowed by f/w tproxy: allow non-local binds of IPv6 sockets if IP_TRANSPARENT is enabled tproxy: added tproxy sockopt interface in the IPV6 layer tproxy: added udp6_lib_lookup function tproxy: added const specifiers to udp lookup functions tproxy: split off ipv6 defragmentation to a separate module l2tp: small cleanup nf_nat: restrict ICMP translation for embedded header can: mcp251x: fix generation of error frames can: mcp251x: fix endless loop in interrupt handler if CANINTF_MERRF is set can-raw: add msg_flags to distinguish local traffic 9p: client code cleanup rds: make local functions/variables static ... Fix up conflicts in net/core/dev.c, drivers/net/pcmcia/smc91c92_cs.c and drivers/net/wireless/ath/ath9k/debug.c as per David
Diffstat (limited to 'net/rds/transport.c')
-rw-r--r--net/rds/transport.c19
1 files changed, 14 insertions, 5 deletions
diff --git a/net/rds/transport.c b/net/rds/transport.c
index 7e1067901353..7f2ac4fec367 100644
--- a/net/rds/transport.c
+++ b/net/rds/transport.c
@@ -71,19 +71,28 @@ void rds_trans_unregister(struct rds_transport *trans)
71} 71}
72EXPORT_SYMBOL_GPL(rds_trans_unregister); 72EXPORT_SYMBOL_GPL(rds_trans_unregister);
73 73
74void rds_trans_put(struct rds_transport *trans)
75{
76 if (trans && trans->t_owner)
77 module_put(trans->t_owner);
78}
79
74struct rds_transport *rds_trans_get_preferred(__be32 addr) 80struct rds_transport *rds_trans_get_preferred(__be32 addr)
75{ 81{
76 struct rds_transport *ret = NULL; 82 struct rds_transport *ret = NULL;
77 int i; 83 struct rds_transport *trans;
84 unsigned int i;
78 85
79 if (IN_LOOPBACK(ntohl(addr))) 86 if (IN_LOOPBACK(ntohl(addr)))
80 return &rds_loop_transport; 87 return &rds_loop_transport;
81 88
82 down_read(&rds_trans_sem); 89 down_read(&rds_trans_sem);
83 for (i = 0; i < RDS_TRANS_COUNT; i++) 90 for (i = 0; i < RDS_TRANS_COUNT; i++) {
84 { 91 trans = transports[i];
85 if (transports[i] && (transports[i]->laddr_check(addr) == 0)) { 92
86 ret = transports[i]; 93 if (trans && (trans->laddr_check(addr) == 0) &&
94 (!trans->t_owner || try_module_get(trans->t_owner))) {
95 ret = trans;
87 break; 96 break;
88 } 97 }
89 } 98 }