osmo_prim_srv_send: assert prim_srv is not NULL

Related: SYS#6826
Change-Id: I1122a1de2c29ee46cce22cec907576719e9c3721

1 files changed, 2 insertions, 0 deletions

diff --git a/src/prim.c b/src/prim.c
index d26954c..5c0233c 100644
--- a/src/prim.c
+++ b/src/prim.c
@@ -275,6 +275,8 @@ int osmo_prim_srv_send(struct osmo_prim_srv *prim_srv, struct msgb *msg)
 	unsigned int primitive;
 	enum osmo_prim_operation operation;
 
+	OSMO_ASSERT(prim_srv);
+
 	/* Serialize the oph: */
 	oph = (struct osmo_prim_hdr *)msgb_data(msg);
 	OSMO_ASSERT(oph && msgb_length(msg) >= sizeof(*oph));