Simplify #6379 changes.

src/aof.c

@@ -1137,10 +1137,7 @@ int rioWriteBulkStreamID(rio *r,streamID *id) {
     int retval;
 
     sds replyid = sdscatfmt(sdsempty(),"%U-%U",id->ms,id->seq);
-    if ((retval = rioWriteBulkString(r,replyid,sdslen(replyid))) == 0) {
-        sdsfree(replyid);
-        return 0;
-    }
+    retval = rioWriteBulkString(r,replyid,sdslen(replyid));
     sdsfree(replyid);
     return retval;
 }

src/cluster.c

@@ -276,11 +276,9 @@ int clusterLoadConfig(char *filename) {
             } else {
                 start = stop = atoi(argv[j]);
             }
-            if (start < 0 || start >= CLUSTER_SLOTS) {
-                sdsfreesplitres(argv,argc);
-                goto fmterr;
-            }
-            if (stop < 0 || stop >= CLUSTER_SLOTS) {
+            if (start < 0 || start >= CLUSTER_SLOTS ||
+                stop < 0 || stop >= CLUSTER_SLOTS)
+            {
                 sdsfreesplitres(argv,argc);
                 goto fmterr;
             }