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NULL pointer check.

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This commit is contained in:
Simon Kelley
2016-03-16 19:11:52 +00:00
parent 529b030228
commit a7b27e84fa
1 changed files with 1 additions and 1 deletions
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src/dnssec.c
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@@ -1791,7 +1791,7 @@ static int prove_non_existence_nsec3(struct dns_header *header, size_t plen, uns
}
while ((closest_encloser = strchr(closest_encloser, '.')));
if (!closest_encloser)
if (!closest_encloser || !next_closest)
return 0;
/* Look for NSEC3 that proves the non-existence of the next-closest encloser */