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authorFlorian Weimer <fweimer@redhat.com>2016-03-18 15:00:01 -0300
committerAdhemerval Zanella <adhemerval.zanella@linaro.com>2016-03-18 15:26:05 -0300
commit52903e11c3c1dcfe8374472e3550966810f6296e (patch)
tree5856a3441658734fc6a2040deea056e514233b6d
parenta1d0c8daf60765c179e2f613f0ec7ce499369498 (diff)
Avoid infinite loop in nss_dns getnetbyname [BZ #17630]
[BZ #17630] * resolv/nss_dns/dns-network.c (getanswer_r): Iterate over alias names.
-rw-r--r--libc/resolv/nss_dns/dns-network.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/libc/resolv/nss_dns/dns-network.c b/libc/resolv/nss_dns/dns-network.c
index 8e80a6010..60c94f38a 100644
--- a/libc/resolv/nss_dns/dns-network.c
+++ b/libc/resolv/nss_dns/dns-network.c
@@ -398,8 +398,8 @@ getanswer_r (const querybuf *answer, int anslen, struct netent *result,
case BYNAME:
{
- char **ap = result->n_aliases++;
- while (*ap != NULL)
+ char **ap;
+ for (ap = result->n_aliases; *ap != NULL; ++ap)
{
/* Check each alias name for being of the forms:
4.3.2.1.in-addr.arpa = net 1.2.3.4