diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/gethostid.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/gethostid.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/gethostid.c b/sysdeps/unix/sysv/linux/gethostid.c index f2ebbf2b6a..6f501e391d 100644 --- a/sysdeps/unix/sysv/linux/gethostid.c +++ b/sysdeps/unix/sysv/linux/gethostid.c @@ -91,7 +91,8 @@ gethostid () /* To get the IP address we need to know the host name. */ while (__gethostbyname_r (hostname, &hostbuf, buffer, buflen, &hp, &herr) - != 0) + != 0 + || hp == NULL) if (herr != NETDB_INTERNAL || errno != ERANGE) return 0; else |