lsm: remove redundant NULL check in security_init()

Since commit 5137e583ba26 ("lsm: cleanup the debug and console output
in lsm_init.c"), the NULL check for lsm_order_legacy in security_init()
has no effect.

So remove the check.

No functional change.

Signed-off-by: Sang-Heon Jeon <ekffu200098@gmail.com>
Signed-off-by: Paul Moore <paul@paul-moore.com>

security/lsm_init.c

diff --git a/security/lsm_init.c b/security/lsm_init.c
index dbda777..8d5ecea 100644
--- a/security/lsm_init.c
+++ b/security/lsm_init.c
@@ -431,8 +431,7 @@ int __init security_init(void)
 	}
 
 	if (lsm_order_cmdline) {
-		if (lsm_order_legacy)
-			lsm_order_legacy = NULL;
+		lsm_order_legacy = NULL;
 		lsm_order_parse(lsm_order_cmdline, "cmdline");
 	} else
 		lsm_order_parse(lsm_order_builtin, "builtin");