when I modprobe sctp_probe, it failed with "FATAL: ". I found that
sctp should load before sctp_probe register jprobe. So I add a
sctp_setup_jprobe for loading 'sctp' when first failed to register
jprobe, just do this similar to dccp_probe.
Signed-off-by: Wang Weidong <wangweidong1@xxxxxxxxxx>
---
net/sctp/probe.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/net/sctp/probe.c b/net/sctp/probe.c
index 53c452e..cd9565a 100644
--- a/net/sctp/probe.c
+++ b/net/sctp/probe.c
@@ -182,6 +182,17 @@ static struct jprobe sctp_recv_probe = {
.entry = jsctp_sf_eat_sack,
};
+static __init int sctp_setup_jprobe(void)
+{
+ int ret = register_jprobe(&sctp_recv_probe);
+
+ if (ret) {
+ request_module("sctp");
+ ret = register_jprobe(&sctp_recv_probe);
+ }
+ return ret;
+}
+
static __init int sctpprobe_init(void)
{
int ret = -ENOMEM;
@@ -202,7 +213,7 @@ static __init int sctpprobe_init(void)
&sctpprobe_fops))
goto free_kfifo;
- ret = register_jprobe(&sctp_recv_probe);
+ ret = sctp_setup_jprobe();
if (ret)
goto remove_proc;
--
1.7.12
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