diff mbox

[net-next] dccp: add check request_moduls in setup_jprobe

Message ID 52B043D9.9090808@huawei.com
State Changes Requested, archived
Delegated to: David Miller
Headers show

Commit Message

wangweidong Dec. 17, 2013, 12:30 p.m. UTC 
when register_jprobe failed, we will try request_module. But some
time request_module will failed such as the dccp is not exist. so
check the request_module for avoiding do register_jprobe again.

Signed-off-by: Wang Weidong <wangweidong1@huawei.com>
---
 net/dccp/probe.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/net/dccp/probe.c b/net/dccp/probe.c
index 4c6bdf9..53158d2 100644
--- a/net/dccp/probe.c
+++ b/net/dccp/probe.c
@@ -157,9 +157,12 @@  static __init int setup_jprobe(void)
 	int ret = register_jprobe(&dccp_send_probe);
 
 	if (ret) {
-		request_module("dccp");
+		if (request_module("dccp"))
+			goto out;
 		ret = register_jprobe(&dccp_send_probe);
 	}
+
+out:
 	return ret;
 }