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mdev: clean up

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2020-11-22 14:43:35 +01:00
parent 768153bf8c
commit 1c9cd9b71b
1 changed files with 10 additions and 10 deletions
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20
util-linux/mdev.c
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@ -80,18 +80,16 @@
//kbuild:lib-$(CONFIG_MDEV) += mdev.o //kbuild:lib-$(CONFIG_MDEV) += mdev.o
//usage:#define mdev_trivial_usage //usage:#define mdev_trivial_usage
//usage: "[-Sv] " IF_FEATURE_MDEV_DAEMON("[") "[-s]" IF_FEATURE_MDEV_DAEMON(" | [-df]]") //usage: "[-vS] " IF_FEATURE_MDEV_DAEMON("{ ") "[-s]" IF_FEATURE_MDEV_DAEMON(" | [-df] }")
//usage:#define mdev_full_usage "\n\n" //usage:#define mdev_full_usage "\n\n"
//usage: "mdev -s is to be run during boot to scan /sys and populate /dev.\n" //usage: " -v verbose\n"
//usage: " -S log to syslog too\n"
//usage: " -s scan /sys and populate /dev\n"
//usage: IF_FEATURE_MDEV_DAEMON( //usage: IF_FEATURE_MDEV_DAEMON(
//usage: "mdev -d[f]: daemon, listen on netlink.\n" //usage: " -d daemon, listen on netlink\n"
//usage: " -f: stay in foreground.\n" //usage: " -f stay in foreground\n"
//usage: ) //usage: )
//usage: "\n" //usage: "\n"
//usage: "optional arguments:\n"
//usage: " -S: Log to syslog too\n"
//usage: " -v: Increase log verbosity\n"
//usage: "\n"
//usage: "Bare mdev is a kernel hotplug helper. To activate it:\n" //usage: "Bare mdev is a kernel hotplug helper. To activate it:\n"
//usage: " echo /sbin/mdev >/proc/sys/kernel/hotplug\n" //usage: " echo /sbin/mdev >/proc/sys/kernel/hotplug\n"
//usage: IF_FEATURE_MDEV_CONF( //usage: IF_FEATURE_MDEV_CONF(
@ -1281,7 +1279,9 @@ int mdev_main(int argc UNUSED_PARAM, char **argv)
#if ENABLE_FEATURE_MDEV_DAEMON #if ENABLE_FEATURE_MDEV_DAEMON
if (opt & MDEV_OPT_DAEMON) { if (opt & MDEV_OPT_DAEMON) {
// there is no point in write()ing to /dev/null int fd;
/* there is no point in write()ing to /dev/null */
if (!(opt & MDEV_OPT_FOREGROUND)) if (!(opt & MDEV_OPT_FOREGROUND))
logmode &= ~LOGMODE_STDIO; logmode &= ~LOGMODE_STDIO;
@ -1290,7 +1290,7 @@ int mdev_main(int argc UNUSED_PARAM, char **argv)
* after initial scan so that caller can be sure everything * after initial scan so that caller can be sure everything
* is up-to-date when mdev process returns. * is up-to-date when mdev process returns.
*/ */
int fd = daemon_init(temp); fd = daemon_init(temp);
if (!(opt & MDEV_OPT_FOREGROUND)) if (!(opt & MDEV_OPT_FOREGROUND))
bb_daemonize_or_rexec(0, argv); bb_daemonize_or_rexec(0, argv);