Commit 0ad1d6f3 authored Jun 24, 2008 by Wang Chen Committed by Greg Kroah-Hartman Jul 21, 2008

kobject: Transmit return value of call_usermodehelper() to caller



kobject_uevent_env() drops the return value of call_usermodehelper().
It will make upper caller, such as dm_send_uevents(), to lose error
information.

BTW, Previously kobject_uevent_env() transmitted return of
call_usermodehelper() to callers, but
commit	5f123fbd
"[PATCH] merge kobject_uevent and kobject_hotplug" removed it.

Signed-off-by: Wang Chen <wangchen@cn.fujitsu.com>
Cc: Kay Sievers <kay.sievers@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

parent 83c79b55

lib/kobject_uevent.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -245,7 +245,8 @@ int kobject_uevent_env(struct kobject *kobj, enum kobject_action action,
		if (retval)
		goto exit;

		call_usermodehelper(argv[0], argv, env->envp, UMH_WAIT_EXEC);
		retval = call_usermodehelper(argv[0], argv,
		env->envp, UMH_WAIT_EXEC);
		}

		exit: