}
EXPORT_SYMBOL_GPL(rds_trans_unregister);
+void rds_trans_put(struct rds_transport *trans)
+{
+ if (trans && trans->t_owner)
+ module_put(trans->t_owner);
+}
+
struct rds_transport *rds_trans_get_preferred(__be32 addr)
{
struct rds_transport *ret = NULL;
- int i;
+ struct rds_transport *trans;
+ unsigned int i;
if (IN_LOOPBACK(ntohl(addr)))
return &rds_loop_transport;
down_read(&rds_trans_sem);
- for (i = 0; i < RDS_TRANS_COUNT; i++)
- {
- if (transports[i] && (transports[i]->laddr_check(addr) == 0)) {
- ret = transports[i];
+ for (i = 0; i < RDS_TRANS_COUNT; i++) {
+ trans = transports[i];
+
+ if (trans && (trans->laddr_check(addr) == 0) &&
+ (!trans->t_owner || try_module_get(trans->t_owner))) {
+ ret = trans;
break;
}
}