net: x25: fix one potential use-after-free issue

[karo-tx-linux.git] / include / net / x25.h

diff --git a/include/net/x25.h b/include/net/x25.h
index c383aa4edbf0c27980ef7aad22ff160c72b41bbd..6d30a01d281d4faa824129cb3921dbc3a77e7da3 100644 (file)
--- a/include/net/x25.h
+++ b/include/net/x25.h
@@ -298,10 +298,10 @@ void x25_check_rbuf(struct sock *);
 
 /* sysctl_net_x25.c */
 #ifdef CONFIG_SYSCTL
-void x25_register_sysctl(void);
+int x25_register_sysctl(void);
 void x25_unregister_sysctl(void);
 #else
-static inline void x25_register_sysctl(void) {};
+static inline int x25_register_sysctl(void) { return 0; };
 static inline void x25_unregister_sysctl(void) {};
 #endif /* CONFIG_SYSCTL */