[SECURITY]: Fix build with CONFIG_SECURITY disabled.

include/linux/security.h: In function ‘security_release_secctx’:
include/linux/security.h:2757: warning: ‘return’ with a value, in function returning void

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/security.h b/include/linux/security.h
index aa5b804..6bc2aad 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -2754,7 +2754,6 @@
 
 static inline void security_release_secctx(char *secdata, u32 seclen)
 {
-	return -EOPNOTSUPP;
 }
 #endif	/* CONFIG_SECURITY */