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syslogd: tighten up hostname handling.

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This commit is contained in:
Denis Vlasenko 2008-02-19 01:10:20 +00:00
parent e8419c90f1
commit 92657d484f
1 changed files with 4 additions and 4 deletions
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8
sysklogd/syslogd.c
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@ -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);