Merge branch 'cherry-pick-fa67274d-2' into 'release/v3.0.0'

xcguang · xcguang · commit 89693b42639a · 2019-03-14T16:37:35.000+08:00
fix: sync a bug fix of dns_enqueue with RTOS SDK.

See merge request sdk/ESP8266_NONOS_SDK!158
diff --git a/VERSION b/VERSION
@@ -18,5 +18,5 @@ phy:
 
 gitlab:
     driver      :   32124083
-    lwip        :   78497e12
+    lwip        :   bdcde0d7
     mbedtls     :   78497e12
diff --git a/lib/liblwip.a b/lib/liblwip.a
diff --git a/third_party/lwip/core/dns.c b/third_party/lwip/core/dns.c
@@ -883,7 +883,8 @@ dns_enqueue(const char *name, dns_found_callback found, void *callback_arg)
   size_t namelen;
 
   /* search an unused entry, or the oldest one */
-  lseq = lseqi = 0;
+  lseq = 0;
+  lseqi = DNS_TABLE_SIZE;
   for (i = 0; i < DNS_TABLE_SIZE; ++i) {
     pEntry = &dns_table[i];
     /* is it an unused entry ? */
