diff options
author | Denis Vlasenko <vda.linux@googlemail.com> | 2008-02-19 04:10:20 +0300 |
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committer | Denis Vlasenko <vda.linux@googlemail.com> | 2008-02-19 04:10:20 +0300 |
commit | 92657d484f4f95ce4579ad095c9caf596a737e5b (patch) | |
tree | deded9ccc14fc9bbcff10db7ea9dd72136653b84 /sysklogd/syslogd.c | |
parent | e8419c90f1f3880f96ff335c4ee0bdd7a86ab0c6 (diff) |
syslogd: tighten up hostname handling.
Diffstat (limited to 'sysklogd/syslogd.c')
-rw-r--r-- | sysklogd/syslogd.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/sysklogd/syslogd.c b/sysklogd/syslogd.c index dc5e6250a..bed18168c 100644 --- a/sysklogd/syslogd.c +++ b/sysklogd/syslogd.c @@ -649,10 +649,10 @@ int syslogd_main(int argc, char **argv) /* Store away localhost's name before the fork */ gethostname(G.localHostName, sizeof(G.localHostName)); - p = strchr(G.localHostName, '.'); - if (p) { - *p = '\0'; - } + /* "It is unspecified whether the truncated hostname + * will be null-terminated". Idiots! */ + G.localHostName[sizeof(G.localHostName) - 1] = '\0'; + *strchrnul(G.localHostName, '.') = '\0'; if (!(option_mask32 & OPT_nofork)) { bb_daemonize_or_rexec(DAEMON_CHDIR_ROOT, argv); |