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sys_setsid: remove now unneeded session != 1 check

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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>
This commit is contained in:
Oleg Nesterov 2008-02-08 04:19:12 -08:00 committed by Linus Torvalds
parent d12619b5ff
commit 6806aac6d2
1 changed files with 1 additions and 4 deletions
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5
kernel/sys.c
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@ -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;