summaryrefslogtreecommitdiffstats
path: root/fs
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2017-09-14 17:37:26 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-09-14 17:37:26 -0700
commitcc73fee0bae2d66594d1fa2df92bbd783aa98e04 (patch)
treed1e7fe7f76cae4cbc941fc3bb43a46d237a9df77 /fs
parente7cdb60fd28b252f1c15a0e50f79a01906124915 (diff)
parentaaed2dd8a31359e5767ee099ecbb078d55be4d29 (diff)
downloadlinux-stable-cc73fee0bae2d66594d1fa2df92bbd783aa98e04.tar.gz
linux-stable-cc73fee0bae2d66594d1fa2df92bbd783aa98e04.tar.bz2
linux-stable-cc73fee0bae2d66594d1fa2df92bbd783aa98e04.zip
Merge branch 'work.ipc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull ipc compat cleanup and 64-bit time_t from Al Viro: "IPC copyin/copyout sanitizing, including 64bit time_t work from Deepa Dinamani" * 'work.ipc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: utimes: Make utimes y2038 safe ipc: shm: Make shmid_kernel timestamps y2038 safe ipc: sem: Make sem_array timestamps y2038 safe ipc: msg: Make msg_queue timestamps y2038 safe ipc: mqueue: Replace timespec with timespec64 ipc: Make sys_semtimedop() y2038 safe get rid of SYSVIPC_COMPAT on ia64 semtimedop(): move compat to native shmat(2): move compat to native msgrcv(2), msgsnd(2): move compat to native ipc(2): move compat to native ipc: make use of compat ipc_perm helpers semctl(): move compat to native semctl(): separate all layout-dependent copyin/copyout msgctl(): move compat to native msgctl(): split the actual work from copyin/copyout ipc: move compat shmctl to native shmctl: split the work from copyin/copyout
Diffstat (limited to 'fs')
-rw-r--r--fs/utimes.c23
1 files changed, 12 insertions, 11 deletions
diff --git a/fs/utimes.c b/fs/utimes.c
index 6571d8c848a0..51edb9f9507c 100644
--- a/fs/utimes.c
+++ b/fs/utimes.c
@@ -22,7 +22,7 @@
*/
SYSCALL_DEFINE2(utime, char __user *, filename, struct utimbuf __user *, times)
{
- struct timespec tv[2];
+ struct timespec64 tv[2];
if (times) {
if (get_user(tv[0].tv_sec, &times->actime) ||
@@ -44,7 +44,7 @@ static bool nsec_valid(long nsec)
return nsec >= 0 && nsec <= 999999999;
}
-static int utimes_common(const struct path *path, struct timespec *times)
+static int utimes_common(const struct path *path, struct timespec64 *times)
{
int error;
struct iattr newattrs;
@@ -115,7 +115,7 @@ out:
* must be owner or have write permission.
* Else, update from *times, must be owner or super user.
*/
-long do_utimes(int dfd, const char __user *filename, struct timespec *times,
+long do_utimes(int dfd, const char __user *filename, struct timespec64 *times,
int flags)
{
int error = -EINVAL;
@@ -167,10 +167,11 @@ out:
SYSCALL_DEFINE4(utimensat, int, dfd, const char __user *, filename,
struct timespec __user *, utimes, int, flags)
{
- struct timespec tstimes[2];
+ struct timespec64 tstimes[2];
if (utimes) {
- if (copy_from_user(&tstimes, utimes, sizeof(tstimes)))
+ if ((get_timespec64(&tstimes[0], &utimes[0]) ||
+ get_timespec64(&tstimes[1], &utimes[1])))
return -EFAULT;
/* Nothing to do, we must not even check the path. */
@@ -186,7 +187,7 @@ SYSCALL_DEFINE3(futimesat, int, dfd, const char __user *, filename,
struct timeval __user *, utimes)
{
struct timeval times[2];
- struct timespec tstimes[2];
+ struct timespec64 tstimes[2];
if (utimes) {
if (copy_from_user(&times, utimes, sizeof(times)))
@@ -224,7 +225,7 @@ SYSCALL_DEFINE2(utimes, char __user *, filename,
COMPAT_SYSCALL_DEFINE2(utime, const char __user *, filename,
struct compat_utimbuf __user *, t)
{
- struct timespec tv[2];
+ struct timespec64 tv[2];
if (t) {
if (get_user(tv[0].tv_sec, &t->actime) ||
@@ -238,11 +239,11 @@ COMPAT_SYSCALL_DEFINE2(utime, const char __user *, filename,
COMPAT_SYSCALL_DEFINE4(utimensat, unsigned int, dfd, const char __user *, filename, struct compat_timespec __user *, t, int, flags)
{
- struct timespec tv[2];
+ struct timespec64 tv[2];
if (t) {
- if (compat_get_timespec(&tv[0], &t[0]) ||
- compat_get_timespec(&tv[1], &t[1]))
+ if (compat_get_timespec64(&tv[0], &t[0]) ||
+ compat_get_timespec64(&tv[1], &t[1]))
return -EFAULT;
if (tv[0].tv_nsec == UTIME_OMIT && tv[1].tv_nsec == UTIME_OMIT)
@@ -253,7 +254,7 @@ COMPAT_SYSCALL_DEFINE4(utimensat, unsigned int, dfd, const char __user *, filena
COMPAT_SYSCALL_DEFINE3(futimesat, unsigned int, dfd, const char __user *, filename, struct compat_timeval __user *, t)
{
- struct timespec tv[2];
+ struct timespec64 tv[2];
if (t) {
if (get_user(tv[0].tv_sec, &t[0].tv_sec) ||