Increase initial DNS buffer size

In dnsglue.c (which is used to look up SRV and TXT records), increase
the initial buffer size guess from 2048 to 4096 to accomodate DNSSEC
signatures.  Suggested by Daniel Colascione.

ticket: 8366 (new)

diff --git a/src/lib/krb5/os/dnsglue.c b/src/lib/krb5/os/dnsglue.c
index 7d25fee070198134abf8d4abcdf2d1644bd5e2a7..1a259b399eba4ebcb041e576cfd919a61bf3e5fc 100644 (file)
--- a/src/lib/krb5/os/dnsglue.c
+++ b/src/lib/krb5/os/dnsglue.c
@@ -128,7 +128,7 @@ krb5int_dns_init(struct krb5int_dns_state **dsp,
     ds->ansp = NULL;
     ds->anslen = 0;
     ds->ansmax = 0;
-    nextincr = 2048;
+    nextincr = 4096;
     maxincr = INT_MAX;
 
 #if HAVE_NS_INITPARSE