Commit 6806aac6 authored Feb 08, 2008 by Oleg Nesterov Committed by Linus Torvalds Feb 08, 2008

sys_setsid: remove now unneeded session != 1 check

Eric's "fix clone(CLONE_NEWPID)" eliminated the last reason for this hack.

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Roland McGrath <roland@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent d12619b5

kernel/sys.c

+1 −4

Original line number	Diff line number	Diff line
		@@ -1056,11 +1056,8 @@ asmlinkage long sys_setsid(void)

		/* Fail if a process group id already exists that equals the
		* proposed session id.
		*
		* Don't check if session == 1, clone(CLONE_NEWPID) creates
		* this group/session beforehand.
		*/
		if (session != 1 && pid_task(sid, PIDTYPE_PGID))
		if (pid_task(sid, PIDTYPE_PGID))
		goto out;

		group_leader->signal->leader = 1;