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authorLennart Poettering <lennart@poettering.net>2014-07-16 03:30:40 +0200
committerLennart Poettering <lennart@poettering.net>2014-07-16 03:30:40 +0200
commit555bd6e95bf2b469306d9cd86e126c0122d0895b (patch)
tree35d4e4e872117f8b93da53994f47aea01817175a /src/nss-myhostname
parent1fa65c593c6d2fbafe9d0f7caa6eb1c8034da2e0 (diff)
nss: various minor fixes to nss-myhostname + nss-mymachines
Diffstat (limited to 'src/nss-myhostname')
-rw-r--r--src/nss-myhostname/nss-myhostname.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/src/nss-myhostname/nss-myhostname.c b/src/nss-myhostname/nss-myhostname.c
index 23646e6e8a..f5dadb60aa 100644
--- a/src/nss-myhostname/nss-myhostname.c
+++ b/src/nss-myhostname/nss-myhostname.c
@@ -387,6 +387,12 @@ enum nss_status _nss_myhostname_gethostbyaddr2_r(
assert(errnop);
assert(h_errnop);
+ if (!IN_SET(af, AF_INET, AF_INET6)) {
+ *errnop = EAFNOSUPPORT;
+ *h_errnop = NO_DATA;
+ return NSS_STATUS_UNAVAIL;
+ }
+
if (len != PROTO_ADDRESS_SIZE(af)) {
*errnop = EINVAL;
*h_errnop = NO_RECOVERY;
@@ -404,17 +410,14 @@ enum nss_status _nss_myhostname_gethostbyaddr2_r(
goto found;
}
- } else if (af == AF_INET6) {
+ } else {
+ assert(af == AF_INET6);
if (memcmp(addr, LOCALADDRESS_IPV6, 16) == 0) {
additional = "localhost";
goto found;
}
- } else {
- *errnop = EAFNOSUPPORT;
- *h_errnop = NO_DATA;
- return NSS_STATUS_UNAVAIL;
}
n_addresses = local_addresses(&addresses);