Do a pass over all modules in the kernel and make them return EOPNOTSUPP

for unknown events.

A number of modules return EINVAL in this instance, and I have left
those alone for now and instead taught MOD_QUIESCE to accept this
as "didn't do anything".

3 files changed, 4 insertions, 0 deletions

diff --git a/sys/netinet/ip_dummynet.c b/sys/netinet/ip_dummynet.c
index 62f56a6..40e17d4 100644
--- a/sys/netinet/ip_dummynet.c
+++ b/sys/netinet/ip_dummynet.c
@@ -2080,6 +2080,7 @@ dummynet_modevent(module_t mod, int type, void *data)
 #endif
 		break ;
 	default:
+		return EOPNOTSUPP;
 		break ;
 	}
 	return 0 ;
diff --git a/sys/netinet/ip_fw2.c b/sys/netinet/ip_fw2.c
index f640e24..19f54ca 100644
--- a/sys/netinet/ip_fw2.c
+++ b/sys/netinet/ip_fw2.c
@@ -3441,6 +3441,7 @@ ipfw_modevent(module_t mod, int type, void *unused)
 		err = 0;
 		break;
 	default:
+		return EOPNOTSUPP;
 		break;
 	}
 	return err;
diff --git a/sys/netinet/ip_mroute.c b/sys/netinet/ip_mroute.c
index 9230d02..5aab2ff 100644
--- a/sys/netinet/ip_mroute.c
+++ b/sys/netinet/ip_mroute.c
@@ -3421,6 +3421,8 @@ ip_mroute_modevent(module_t mod, int type, void *unused)
 	MFC_LOCK_DESTROY();
 	mtx_destroy(&mrouter_mtx);
 	break;
+    default:
+	return EOPNOTSUPP;
     }
     return 0;
 }