svn commit: r240928 - head/sys/kern
Pawel Jakub Dawidek
pjd at FreeBSD.org
Tue Sep 25 20:58:15 UTC 2012
Author: pjd
Date: Tue Sep 25 20:58:15 2012
New Revision: 240928
URL: http://svn.freebsd.org/changeset/base/240928
Log:
Require CAP_CREATE on directory descriptor for linkat(2).
Sponsored by: FreeBSD Foundation
MFC after: 2 weeks
Modified:
head/sys/kern/vfs_syscalls.c
Modified: head/sys/kern/vfs_syscalls.c
==============================================================================
--- head/sys/kern/vfs_syscalls.c Tue Sep 25 20:48:49 2012 (r240927)
+++ head/sys/kern/vfs_syscalls.c Tue Sep 25 20:58:15 2012 (r240928)
@@ -1622,8 +1622,8 @@ kern_linkat(struct thread *td, int fd1,
VFS_UNLOCK_GIANT(vfslocked);
return (error);
}
- NDINIT_AT(&nd, CREATE, LOCKPARENT | SAVENAME | MPSAFE | AUDITVNODE2,
- segflg, path2, fd2, td);
+ NDINIT_ATRIGHTS(&nd, CREATE, LOCKPARENT | SAVENAME | MPSAFE |
+ AUDITVNODE2, segflg, path2, fd2, CAP_CREATE, td);
if ((error = namei(&nd)) == 0) {
lvfslocked = NDHASGIANT(&nd);
if (nd.ni_vp != NULL) {
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