Fix the case where an error reply is received before any callbacks are registered

1 files changed, 11 insertions, 1 deletions

diff --git a/async.c b/async.c
index 4dc6a47..b085096 100644
--- a/async.c
+++ b/async.c
@@ -361,7 +361,17 @@ void redisProcessCallbacks(redisAsyncContext *ac) {
         /* Even if the context is subscribed, pending regular callbacks will
          * get a reply before pub/sub messages arrive. */
         if (__redisShiftCallback(&ac->replies,&cb) != REDIS_OK) {
-            /* No more regular callbacks, the context *must* be subscribed. */
+            // error reply before any callbacks were setup
+            if ( ((redisReply*)reply)->type == REDIS_REPLY_ERROR ) {                                                                   
+                c->err = REDIS_ERR_OTHER;                                                                                              
+                err_len = strlen(((redisReply*)reply)->str);                                                                           
+                err_len = err_len < (sizeof(c->errstr)-1) ? err_len : (sizeof(c->errstr)-1);                                           
+                memcpy(c->errstr, ((redisReply*)reply)->str, err_len);                                                                 
+                c->errstr[err_len] = '\0';                                                                                             
+                __redisAsyncDisconnect(ac);
+                return;
+            }
+            /* No more regular callbacks and no errors, the context *must* be subscribed. */ 
             assert(c->flags & REDIS_SUBSCRIBED);
             __redisGetSubscribeCallback(ac,reply,&cb);
         }