if (!kkuc_groups[group].next)
                return 0;
 
-       if (uid == 0) {
+       if (!uid) {
                /* Broadcast a shutdown message */
                struct kuc_hdr lh;
 
 
        down_write(&kg_sem);
        list_for_each_entry_safe(reg, next, &kkuc_groups[group], kr_chain) {
-               if ((uid == 0) || (uid == reg->kr_uid)) {
+               if (!uid || (uid == reg->kr_uid)) {
                        list_del(®->kr_chain);
                        CDEBUG(D_KUC, "Removed uid=%d fp=%p from group %d\n",
                               reg->kr_uid, reg->kr_fp, group);
        list_for_each_entry(reg, &kkuc_groups[group], kr_chain) {
                if (reg->kr_fp) {
                        rc = libcfs_kkuc_msg_put(reg->kr_fp, payload);
-                       if (rc == 0) {
+                       if (!rc) {
                                one_success = 1;
                        } else if (rc == -EPIPE) {
                                fput(reg->kr_fp);