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(send_dg): Don't just ignore the result we got in case we only receive one reply in single-request mode.

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This commit is contained in:
Ulrich Drepper
2009-04-16 20:29:33 +00:00
parent 733ca93a45
commit 74b3cf224e
1 changed files with 10 additions and 6 deletions
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10
resolv/res_send.c
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@@ -1048,9 +1048,7 @@ send_dg(res_state statp,
}
if (n == 0) {
Dprint(statp->options & RES_DEBUG, (stdout, ";; timeout\n"));
if (!single_request
&& resplen > 1
&& (recvresp1 || (buf2 != NULL && recvresp2)))
if (resplen > 1 && (recvresp1 || (buf2 != NULL && recvresp2)))
{
/* There are quite a few broken name servers out
there which don't handle two outstanding
@@ -1059,11 +1057,17 @@ send_dg(res_state statp,
having received one answer switch to the mode
where we send the second request only once we
have received the first answer. */
if (!single_request)
{
single_request = true;
*gotsomewhere = save_gotsomewhere;
goto retry;
}
*resplen2 = 1;
return resplen;
}
*gotsomewhere = 1;
return (0);
}