svn commit: r285172 - in head/sys: cddl/compat/opensolaris/sys compat/linux fs/fdescfs kern security/audit
Mateusz Guzik
mjg at FreeBSD.org
Sun Jul 5 19:05:20 UTC 2015
Author: mjg
Date: Sun Jul 5 19:05:16 2015
New Revision: 285172
URL: https://svnweb.freebsd.org/changeset/base/285172
Log:
fd: make 'rights' a manadatory argument to fget* functions
Modified:
head/sys/cddl/compat/opensolaris/sys/file.h
head/sys/compat/linux/linux_stats.c
head/sys/fs/fdescfs/fdesc_vnops.c
head/sys/kern/kern_descrip.c
head/sys/kern/vfs_aio.c
head/sys/security/audit/audit_bsm_klib.c
Modified: head/sys/cddl/compat/opensolaris/sys/file.h
==============================================================================
--- head/sys/cddl/compat/opensolaris/sys/file.h Sun Jul 5 18:16:06 2015 (r285171)
+++ head/sys/cddl/compat/opensolaris/sys/file.h Sun Jul 5 19:05:16 2015 (r285172)
@@ -52,9 +52,10 @@ static __inline void
releasef(int fd)
{
struct file *fp;
+ cap_rights_t rights;
/* No CAP_ rights required, as we're only releasing. */
- if (fget(curthread, fd, NULL, &fp) == 0) {
+ if (fget(curthread, fd, cap_rights_init(&rights), &fp) == 0) {
fdrop(fp, curthread);
fdrop(fp, curthread);
}
Modified: head/sys/compat/linux/linux_stats.c
==============================================================================
--- head/sys/compat/linux/linux_stats.c Sun Jul 5 18:16:06 2015 (r285171)
+++ head/sys/compat/linux/linux_stats.c Sun Jul 5 19:05:16 2015 (r285172)
@@ -139,13 +139,14 @@ translate_fd_major_minor(struct thread *
{
struct file *fp;
struct vnode *vp;
+ cap_rights_t rights;
int major, minor;
/*
* No capability rights required here.
*/
if ((!S_ISCHR(buf->st_mode) && !S_ISBLK(buf->st_mode)) ||
- fget(td, fd, 0, &fp) != 0)
+ fget(td, fd, cap_rights_init(&rights), &fp) != 0)
return;
vp = fp->f_vnode;
if (vp != NULL && vp->v_rdev != NULL &&
Modified: head/sys/fs/fdescfs/fdesc_vnops.c
==============================================================================
--- head/sys/fs/fdescfs/fdesc_vnops.c Sun Jul 5 18:16:06 2015 (r285171)
+++ head/sys/fs/fdescfs/fdesc_vnops.c Sun Jul 5 19:05:16 2015 (r285172)
@@ -288,6 +288,7 @@ fdesc_lookup(ap)
struct thread *td = cnp->cn_thread;
struct file *fp;
struct fdesc_get_ino_args arg;
+ cap_rights_t rights;
int nlen = cnp->cn_namelen;
u_int fd, fd1;
int error;
@@ -332,7 +333,7 @@ fdesc_lookup(ap)
/*
* No rights to check since 'fp' isn't actually used.
*/
- if ((error = fget(td, fd, NULL, &fp)) != 0)
+ if ((error = fget(td, fd, cap_rights_init(&rights), &fp)) != 0)
goto bad;
/* Check if we're looking up ourselves. */
Modified: head/sys/kern/kern_descrip.c
==============================================================================
--- head/sys/kern/kern_descrip.c Sun Jul 5 18:16:06 2015 (r285171)
+++ head/sys/kern/kern_descrip.c Sun Jul 5 19:05:16 2015 (r285172)
@@ -2423,13 +2423,10 @@ _fget(struct thread *td, int fd, struct
{
struct filedesc *fdp;
struct file *fp;
- cap_rights_t needrights;
int error;
*fpp = NULL;
fdp = td->td_proc->p_fd;
- if (needrightsp == NULL)
- needrightsp = cap_rights_init(&needrights);
error = fget_unlocked(fdp, fd, needrightsp, &fp, seqp);
if (error != 0)
return (error);
Modified: head/sys/kern/vfs_aio.c
==============================================================================
--- head/sys/kern/vfs_aio.c Sun Jul 5 18:16:06 2015 (r285171)
+++ head/sys/kern/vfs_aio.c Sun Jul 5 19:05:16 2015 (r285172)
@@ -2058,6 +2058,7 @@ sys_aio_cancel(struct thread *td, struct
struct aiocblist *cbe, *cbn;
struct file *fp;
struct socket *so;
+ cap_rights_t rights;
int error;
int remove;
int cancelled = 0;
@@ -2065,7 +2066,7 @@ sys_aio_cancel(struct thread *td, struct
struct vnode *vp;
/* Lookup file object. */
- error = fget(td, uap->fd, NULL, &fp);
+ error = fget(td, uap->fd, cap_rights_init(&rights), &fp);
if (error)
return (error);
Modified: head/sys/security/audit/audit_bsm_klib.c
==============================================================================
--- head/sys/security/audit/audit_bsm_klib.c Sun Jul 5 18:16:06 2015 (r285171)
+++ head/sys/security/audit/audit_bsm_klib.c Sun Jul 5 19:05:16 2015 (r285172)
@@ -32,6 +32,7 @@
__FBSDID("$FreeBSD$");
#include <sys/param.h>
+#include <sys/capsicum.h>
#include <sys/fcntl.h>
#include <sys/filedesc.h>
#include <sys/libkern.h>
@@ -467,6 +468,7 @@ audit_canon_path(struct thread *td, int
char *rbuf, *fbuf, *copy;
struct filedesc *fdp;
struct sbuf sbf;
+ cap_rights_t rights;
int error, needslash;
WITNESS_WARN(WARN_GIANTOK | WARN_SLEEPOK, NULL, "%s: at %s:%d",
@@ -495,7 +497,7 @@ audit_canon_path(struct thread *td, int
vhold(cvnp);
} else {
/* XXX: fgetvp() that vhold()s vnode instead of vref()ing it would be better */
- error = fgetvp(td, dirfd, NULL, &cvnp);
+ error = fgetvp(td, dirfd, cap_rights_init(&rights), &cvnp);
if (error) {
FILEDESC_SUNLOCK(fdp);
cpath[0] = '\0';
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