From b8f5d8dd4e542c64b385668791d52581a85aea48 Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Sat, 1 Sep 2001 21:45:32 +0000 Subject: 2001-08-27 Roland McGrath * sysdeps/unix/sysv/gethostname.c (__gethostname): When LEN is too short, copy that much into NAME anyway before returning error. --- sysdeps/unix/sysv/gethostname.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'sysdeps') diff --git a/sysdeps/unix/sysv/gethostname.c b/sysdeps/unix/sysv/gethostname.c index ab5f6021c7..330770c8b3 100644 --- a/sysdeps/unix/sysv/gethostname.c +++ b/sysdeps/unix/sysv/gethostname.c @@ -36,13 +36,13 @@ __gethostname (name, len) return -1; node_len = strlen (buf.nodename) + 1; + memcpy (name, buf.nodename, len < node_len ? len : node_len); + if (node_len > len) { __set_errno (ENAMETOOLONG); return -1; } - - memcpy (name, buf.nodename, node_len); return 0; } -- cgit 1.4.1