patches/inetutils/0026-src-hostname.c-parse_file-Free-name-and-allocate-one.patch

   1 From cfbc55d15ae84e43e5c5b71b5ecde2555f1b1ac8 Mon Sep 17 00:00:00 2001
   2 From: "Alfred M. Szmidt" <ams@gnu.org>
   3 Date: Mon, 10 Jul 2017 20:14:58 +0000
   4 Subject: [PATCH 26/60] src/hostname.c (parse_file): Free name and allocate one
   5  extra byte for it.
   6
   7 ---
   8  ChangeLog      | 5 +++++
   9  src/hostname.c | 6 ++++--
  10  2 files changed, 9 insertions(+), 2 deletions(-)
  11
  12 diff --git a/ChangeLog b/ChangeLog
  13 index 289a6e9f..64e8dad8 100644
  14 --- a/ChangeLog
  15 +++ b/ChangeLog
  16 @@ -1,3 +1,8 @@
  17 +2017-07-10  Omer Anson <oaanson@gmail.com>  (tiny change)
  18 +
  19 +       * src/hostname.c (parse_file): Free name and allocate one extra
  20 +       byte for it.
  21 +
  22  2017-07-10  Omer Anson <oaanson@gmail.com>  (tiny change)
  23
  24         * src/hostname.c (set_name): Handle case when hostname_new is
  25 diff --git a/src/hostname.c b/src/hostname.c
  26 index d1f584f8..e340f8fd 100644
  27 --- a/src/hostname.c
  28 +++ b/src/hostname.c
  29 @@ -410,9 +410,11 @@ parse_file (const char *const file_name)
  30
  31        if (buffer[0] != '#')
  32          {
  33 -         name = (char *) xmalloc (sizeof (char) * nread);
  34 -         if (sscanf (buffer, "%s", name)  == 1)
  35 +         name = (char *) xmalloc (sizeof (char) * (nread + 1));
  36 +         if (sscanf (buffer, "%s", name) == 1)
  37             break;
  38 +         free (name);
  39 +         name = NULL;
  40          }
  41      }
  42    while (feof (file) == 0);
  43 --
  44 2.26.0.292.g33ef6b2f38
  45