module: zfs: fix unused, remove argsused

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #12844

module/zfs/dsl_dir.c

@@ -764,6 +764,8 @@ dsl_enforce_ds_ss_limits(dsl_dir_t *dd, zfs_prop_t prop,
 	 */
 	if (secpolicy_zfs_proc(cr, proc) == 0)
 		return (ENFORCE_NEVER);
+#else
+	(void) proc;
 #endif
 
 	if ((obj = dsl_dir_phys(dd)->dd_head_dataset_obj) == 0)
@@ -1896,10 +1898,10 @@ typedef struct dsl_valid_rename_arg {
 	int nest_delta;
 } dsl_valid_rename_arg_t;
 
-/* ARGSUSED */
 static int
 dsl_valid_rename(dsl_pool_t *dp, dsl_dataset_t *ds, void *arg)
 {
+	(void) dp;
 	dsl_valid_rename_arg_t *dvra = arg;
 	char namebuf[ZFS_MAX_DATASET_NAME_LEN];
 
@@ -2396,6 +2398,7 @@ dsl_dir_activity_in_progress(dsl_dir_t *dd, dsl_dataset_t *ds,
 		 * The delete queue is ZPL specific, and libzpool doesn't have
 		 * it. It doesn't make sense to wait for it.
 		 */
+		(void) ds;
 		*in_progress = B_FALSE;
 		break;
 #endif