Fix off-by-one in iteration.

6445c8ed · Giovanni Bajo · Simon Kelley · 382e38f4 · 6445c8ed
Commit 6445c8ed authored Apr 24, 2012 by Giovanni Bajo Committed by Simon Kelley Aug 20, 2013
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src/dnssec.c src/dnssec.c +1 -1

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--- a/src/dnssec.c
+++ b/src/dnssec.c
@@ -58,7 +58,7 @@ static int extract_name_no_compression(unsigned char *rr, int maxlen, char *buf)
  while (rr < end && *rr != 0)
    {
      count = *rr++;
-      while (count-- >= 0 && rr < end)
+      while (count-- > 0 && rr < end)
        {
          *buf = *rr++;
          if (!isascii(*buf) || iscntrl(*buf) || *buf == '.')