Merge pull request #369 from pi-hole/fix/synth-domain

Apply patch: Fix crash parsing a --synth-domain with no prefix.
pi-hole · Aug 31, 2018 · 0e04d64 · 0e04d64
2 parents 89c1db8 + 2d3e91d
commit 0e04d64
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/dnsmasq/option.c b/dnsmasq/option.c
@@ -2212,7 +2212,9 @@ static int one_opt(int option, char *arg, char *errstr, char *gen_err, int comma
  char *star;
  new->next = daemon->synth_domains;
  daemon->synth_domains = new;
- if ((star = strrchr(new->prefix, '*')) && *(star+1) == 0)
+ if (new->prefix &&
+ (star = strrchr(new->prefix, '*'))
+ && *(star+1) == 0)
  {
  *star = 0;
  new->indexed = 1;