fs: ufs: use ktime_get_real_ts64() for birthtime

CURRENT_TIME is not y2038 safe.  Replace it with ktime_get_real_ts64().
Inode time formats are already 64 bit long and accommodates time64_t.

Link: http://lkml.kernel.org/r/1491613030-11599-6-git-send-email-deepa.kernel@gmail.com
Signed-off-by: Deepa Dinamani <deepa.kernel@gmail.com>
Cc: Evgeniy Dushistov <dushistov@mail.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/fs/ufs/ialloc.c b/fs/ufs/ialloc.c
index 9774555b37217eba4c7fa5375e6df0c7cfa64ae8..d1dd8cc33179137988aedf9bb15098547906a561 100644 (file)
--- a/fs/ufs/ialloc.c
+++ b/fs/ufs/ialloc.c
@@ -176,6 +176,7 @@ struct inode *ufs_new_inode(struct inode *dir, umode_t mode)
        struct ufs_cg_private_info * ucpi;
        struct ufs_cylinder_group * ucg;
        struct inode * inode;
+       struct timespec64 ts;
        unsigned cg, bit, i, j, start;
        struct ufs_inode_info *ufsi;
        int err = -ENOSPC;
@@ -323,8 +324,9 @@ cg_found:
                lock_buffer(bh);
                ufs2_inode = (struct ufs2_inode *)bh->b_data;
                ufs2_inode += ufs_inotofsbo(inode->i_ino);
-               ufs2_inode->ui_birthtime = cpu_to_fs64(sb, CURRENT_TIME.tv_sec);
-               ufs2_inode->ui_birthnsec = cpu_to_fs32(sb, CURRENT_TIME.tv_nsec);
+               ktime_get_real_ts64(&ts);
+               ufs2_inode->ui_birthtime = cpu_to_fs64(sb, ts.tv_sec);
+               ufs2_inode->ui_birthnsec = cpu_to_fs32(sb, ts.tv_nsec);
                mark_buffer_dirty(bh);
                unlock_buffer(bh);
                if (sb->s_flags & MS_SYNCHRONOUS)