svn commit: r315399 - stable/11/sys/kern
Mateusz Guzik
mjg at FreeBSD.org
Thu Mar 16 08:40:48 UTC 2017
Author: mjg
Date: Thu Mar 16 08:40:47 2017
New Revision: 315399
URL: https://svnweb.freebsd.org/changeset/base/315399
Log:
MFC r312723:
proc: perform a lockless check in sys_issetugid
Modified:
stable/11/sys/kern/kern_prot.c
Directory Properties:
stable/11/ (props changed)
Modified: stable/11/sys/kern/kern_prot.c
==============================================================================
--- stable/11/sys/kern/kern_prot.c Thu Mar 16 08:39:36 2017 (r315398)
+++ stable/11/sys/kern/kern_prot.c Thu Mar 16 08:40:47 2017 (r315399)
@@ -1230,9 +1230,7 @@ sys_issetugid(register struct thread *td
* a user without an exec - programs cannot know *everything*
* that libc *might* have put in their data segment.
*/
- PROC_LOCK(p);
td->td_retval[0] = (p->p_flag & P_SUGID) ? 1 : 0;
- PROC_UNLOCK(p);
return (0);
}
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