This simplifies caller logic sightly.
Signed-off-by: Simon Horman <horms@xxxxxxxxxxxx>
Acked-by: Julian Anastasov <ja@xxxxxx>
---
v2
* Trivial rediff
Index: lvs-test-2.6/net/netfilter/ipvs/ip_vs_ctl.c
===================================================================
--- lvs-test-2.6.orig/net/netfilter/ipvs/ip_vs_ctl.c 2010-10-01 22:25:53.000000000 +0900
+++ lvs-test-2.6/net/netfilter/ipvs/ip_vs_ctl.c 2010-10-01 22:26:10.000000000 +0900
@@ -1144,7 +1144,7 @@ ip_vs_add_service(struct ip_vs_service_u
if (sched == NULL) {
pr_info("Scheduler module ip_vs_%s not found\n", u->sched_name);
ret = -ENOENT;
- goto out_mod_dec;
+ goto out_err;
}
#ifdef CONFIG_IP_VS_IPV6
@@ -1204,7 +1204,7 @@ ip_vs_add_service(struct ip_vs_service_u
*svc_p = svc;
return 0;
- out_err:
+ out_err:
if (svc != NULL) {
if (svc->scheduler)
ip_vs_unbind_scheduler(svc);
@@ -1217,7 +1217,6 @@ ip_vs_add_service(struct ip_vs_service_u
}
ip_vs_scheduler_put(sched);
- out_mod_dec:
/* decrease the module use count */
ip_vs_use_count_dec();
@@ -1300,10 +1299,7 @@ ip_vs_edit_service(struct ip_vs_service
#ifdef CONFIG_IP_VS_IPV6
out:
#endif
-
- if (old_sched)
- ip_vs_scheduler_put(old_sched);
-
+ ip_vs_scheduler_put(old_sched);
return ret;
}
@@ -1327,8 +1323,7 @@ static void __ip_vs_del_service(struct i
/* Unbind scheduler */
old_sched = svc->scheduler;
ip_vs_unbind_scheduler(svc);
- if (old_sched)
- ip_vs_scheduler_put(old_sched);
+ ip_vs_scheduler_put(old_sched);
/* Unbind app inc */
if (svc->inc) {
Index: lvs-test-2.6/net/netfilter/ipvs/ip_vs_sched.c
===================================================================
--- lvs-test-2.6.orig/net/netfilter/ipvs/ip_vs_sched.c 2010-10-01 22:25:53.000000000 +0900
+++ lvs-test-2.6/net/netfilter/ipvs/ip_vs_sched.c 2010-10-01 22:26:10.000000000 +0900
@@ -159,7 +159,7 @@ struct ip_vs_scheduler *ip_vs_scheduler_
void ip_vs_scheduler_put(struct ip_vs_scheduler *scheduler)
{
- if (scheduler->module)
+ if (scheduler && scheduler->module)
module_put(scheduler->module);
}
--
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