X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/1f12df4d41f546751e14d52df36172f9bb54cce8..1fb7660fc893265f0e37ceb965396d9e005a0b74:/src/src/dns.c

diff --git a/src/src/dns.c b/src/src/dns.c
index 33520183b..51029d4a5 100644
--- a/src/src/dns.c
+++ b/src/src/dns.c
@@ -112,6 +112,13 @@ if (stat(CS utilname, &statbuf) >= 0)
     asize -= rc;      /* may need to be passed on to res_search(). */
     }
 
+  /* If we ran out of output buffer before exhasting the return,
+  carry on reading and counting it. */
+
+  if (asize == 0)
+    while ((rc = read(outfd, name, sizeof(name))) > 0)
+      len += rc;
+
   if (rc < 0)
     log_write(0, LOG_MAIN|LOG_PANIC_DIE, "read from fakens failed: %s",
       strerror(errno));