Commit b2a55c81 authored by Björn Stenberg's avatar Björn Stenberg Committed by Daniel Stenberg
Browse files

connect: Try next ip directly after immediate connect fail 

This fixes a rare Happy Eyeballs bug where if the first IP family runs
out of addresses before the second-family-timer fires, and the second
IP family's first connect fails immediately, no further IPs of the
second family are attempted.
parent 030a2b8c

lib/connect.c

+13 −6
Original line number Diff line number Diff line
@@ -560,12 +560,19 @@ static CURLcode trynextip(struct connectdata *conn, 
      ai = conn->tempaddr[0]->ai_next;

    }



    while(ai) {

      while(ai && ai->ai_family != family)

        ai = ai->ai_next;



      if(ai) {

        rc = singleipconnect(conn, ai, &conn->tempsock[tempindex]);

        conn->tempaddr[tempindex] = ai;

        if(rc == CURLE_COULDNT_CONNECT) {

          ai = ai->ai_next;

          continue;

        }

      }

      break;

    }

  }