diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
index 3a62d6aa74a6..f69c3dd9a0c6 100644
--- a/security/smack/smack_lsm.c
+++ b/security/smack/smack_lsm.c
@@ -3870,7 +3870,6 @@ static struct smack_known *smack_from_netlbl(const struct sock *sk, u16 family,
 	struct netlbl_lsm_secattr secattr;
 	struct socket_smack *ssp = NULL;
 	struct smack_known *skp = NULL;
-	int rc;
 
 	netlbl_secattr_init(&secattr);
 
@@ -3880,7 +3879,7 @@ static struct smack_known *smack_from_netlbl(const struct sock *sk, u16 family,
 	if (netlbl_skbuff_getattr(skb, family, &secattr) == 0) {
 		skp = smack_from_secattr(&secattr, ssp);
 		if (secattr.flags & NETLBL_SECATTR_CACHEABLE)
-			rc = netlbl_cache_add(skb, family, &skp->smk_netlabel);
+			netlbl_cache_add(skb, family, &skp->smk_netlabel);
 	}
 
 	netlbl_secattr_destroy(&secattr);
diff --git a/security/smack/smackfs.c b/security/smack/smackfs.c
index e567b4baf3a0..5d44b7d258ef 100644
--- a/security/smack/smackfs.c
+++ b/security/smack/smackfs.c
@@ -1942,7 +1942,7 @@ static void smk_list_swap_rcu(struct list_head *public,
  * smk_parse_label_list - parse list of Smack labels, separated by spaces
  *
  * @data: the string to parse
- * @private: destination list
+ * @list: destination list
  *
  * Returns zero on success or error code, as appropriate
  */
@@ -1973,7 +1973,7 @@ static int smk_parse_label_list(char *data, struct list_head *list)
 
 /**
  * smk_destroy_label_list - destroy a list of smack_known_list_elem
- * @head: header pointer of the list to destroy
+ * @list: header pointer of the list to destroy
  */
 void smk_destroy_label_list(struct list_head *list)
 {
@@ -2131,7 +2131,7 @@ static const struct file_operations smk_unconfined_ops = {
  * smk_read_logging - read() for /smack/logging
  * @filp: file pointer, not actually used
  * @buf: where to put the result
- * @cn: maximum to send along
+ * @count: maximum to send along
  * @ppos: where to start
  *
  * Returns number of bytes read or error code, as appropriate
@@ -2272,6 +2272,7 @@ static const struct file_operations smk_load_self_ops = {
  * @buf: data from user space
  * @count: bytes sent
  * @ppos: where to start - must be 0
+ * @format: /smack/load or /smack/load2 or /smack/change-rule format.
  */
 static ssize_t smk_user_access(struct file *file, const char __user *buf,
 				size_t count, loff_t *ppos, int format)