On 08/06/2012 02:44 PM, Eric W. Biederman wrote:
The percpu sctp socket counter has nothing at all to do with the sctp
proc files, and having it in the wrong initialization is confusing,
and makes network namespace support a pain.
Signed-off-by: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>
Acked-by: Vlad Yasevich <vyasevich@xxxxxxxxx>
---
net/sctp/protocol.c | 13 +++++++------
1 files changed, 7 insertions(+), 6 deletions(-)
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 6193d20..976d765 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -93,8 +93,6 @@ int sysctl_sctp_wmem[3];
/* Set up the proc fs entry for the SCTP protocol. */
static __init int sctp_proc_init(void)
{
- if (percpu_counter_init(&sctp_sockets_allocated, 0))
- goto out_nomem;
#ifdef CONFIG_PROC_FS
if (!proc_net_sctp) {
proc_net_sctp = proc_mkdir("sctp", init_net.proc_net);
@@ -125,12 +123,9 @@ out_snmp_proc_init:
remove_proc_entry("sctp", init_net.proc_net);
}
out_free_percpu:
- percpu_counter_destroy(&sctp_sockets_allocated);
#else
return 0;
#endif /* CONFIG_PROC_FS */
-
-out_nomem:
return -ENOMEM;
}
@@ -151,7 +146,6 @@ static void sctp_proc_exit(void)
remove_proc_entry("sctp", init_net.proc_net);
}
#endif
- percpu_counter_destroy(&sctp_sockets_allocated);
}
/* Private helper to extract ipv4 address and stash them in
@@ -1261,6 +1255,10 @@ SCTP_STATIC __init int sctp_init(void)
if (status)
goto err_init_mibs;
+ status = percpu_counter_init(&sctp_sockets_allocated, 0);
+ if (status)
+ goto err_percpu_counter_init;
+
/* Initialize proc fs directory. */
status = sctp_proc_init();
if (status)
@@ -1481,6 +1479,8 @@ err_ahash_alloc:
sctp_dbg_objcnt_exit();
sctp_proc_exit();
err_init_proc:
+ percpu_counter_destroy(&sctp_sockets_allocated);
+err_percpu_counter_init:
cleanup_sctp_mibs();
err_init_mibs:
kmem_cache_destroy(sctp_chunk_cachep);
@@ -1521,6 +1521,7 @@ SCTP_STATIC __exit void sctp_exit(void)
sizeof(struct sctp_bind_hashbucket)));
sctp_dbg_objcnt_exit();
+ percpu_counter_destroy(&sctp_sockets_allocated);
sctp_proc_exit();
cleanup_sctp_mibs();
--
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