From: Wolfgang Breyha Date: Tue, 7 Jan 2020 13:31:20 +0000 (+0000) Subject: SPF: switch to NO_DATA for SPF-rr lookups. Bug 1294 X-Git-Url: https://git.exim.org/users/jgh/exim.git/commitdiff_plain/549d36ddec8c419af2223cc83162f58e9106650f SPF: switch to NO_DATA for SPF-rr lookups. Bug 1294 --- diff --git a/doc/doc-txt/ChangeLog b/doc/doc-txt/ChangeLog index b904aa99c..ce225e949 100644 --- a/doc/doc-txt/ChangeLog +++ b/doc/doc-txt/ChangeLog @@ -78,8 +78,8 @@ JH/18 Authentication: the gsasl driver not provides the $authN variables in time for the expansion of the server_scram_iter and server_scram_salt options. WB/01 SPF: DNS lookups for the obsolete SPF RR type done by the libspf2 library - are now specifically given a HOST_NOT_FOUND response without hitting the - system resolver. The library goes on to do the now-standard TXT lookup. + are now specifically given a NO_DATA response without hitting the system + resolver. The library goes on to do the now-standard TXT lookup. Use of dnsdb lookups is not affected. diff --git a/src/src/spf.c b/src/src/spf.c index fd9831c43..f120f722c 100644 --- a/src/src/spf.c +++ b/src/src/spf.c @@ -72,14 +72,13 @@ int dns_rc; DEBUG(D_receive) debug_printf("SPF_dns_exim_lookup '%s'\n", domain); -/* Shortcircuit SPF RR lookups by returning HOST_NOT_FOUND (shortest code path -in libspf2). They were obsoleted by RFC 6686/7208 years ago. see bug #1294 -*/ +/* Shortcircuit SPF RR lookups by returning NO_DATA. They were obsoleted by +RFC 6686/7208 years ago. see bug #1294 */ if (rr_type == T_SPF) { - HDEBUG(D_host_lookup) debug_printf("faking HOST_NOT_FOUND for SPF RR(99) lookup\n"); - srr.herrno = HOST_NOT_FOUND; + HDEBUG(D_host_lookup) debug_printf("faking NO_DATA for SPF RR(99) lookup\n"); + srr.herrno = NO_DATA; SPF_dns_rr_dup(&spfrr, &srr); return spfrr; }