diff options
| author | Miklos Szeredi <mszeredi@redhat.com> | 2022-07-21 17:06:18 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-08-21 16:15:25 +0300 |
| commit | cfe17ae313aad2f8a982105a0dbbdf92821a3305 (patch) | |
| tree | b33d308946691dea6e5accc1d6d342e6c2274d5f /fs | |
| parent | e63ea5814ba165a6ca0dab366690e6b3fc9ccd12 (diff) | |
| download | linux-cfe17ae313aad2f8a982105a0dbbdf92821a3305.tar.xz | |
fuse: limit nsec
commit 47912eaa061a6a81e4aa790591a1874c650733c0 upstream.
Limit nanoseconds to 0..999999999.
Fixes: d8a5ba45457e ("[PATCH] FUSE - core")
Cc: <stable@vger.kernel.org>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/fuse/inode.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c index 5e484676343e..2ede05df7d06 100644 --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c @@ -182,6 +182,12 @@ void fuse_change_attributes_common(struct inode *inode, struct fuse_attr *attr, inode->i_uid = make_kuid(fc->user_ns, attr->uid); inode->i_gid = make_kgid(fc->user_ns, attr->gid); inode->i_blocks = attr->blocks; + + /* Sanitize nsecs */ + attr->atimensec = min_t(u32, attr->atimensec, NSEC_PER_SEC - 1); + attr->mtimensec = min_t(u32, attr->mtimensec, NSEC_PER_SEC - 1); + attr->ctimensec = min_t(u32, attr->ctimensec, NSEC_PER_SEC - 1); + inode->i_atime.tv_sec = attr->atime; inode->i_atime.tv_nsec = attr->atimensec; /* mtime from server may be stale due to local buffered write */ |