diff options
| author | Miklos Szeredi | 2022-07-21 16:06:18 +0200 |
|---|---|---|
| committer | Miklos Szeredi | 2022-07-21 16:06:18 +0200 |
| commit | 47912eaa061a6a81e4aa790591a1874c650733c0 (patch) | |
| tree | e85365da12762b1d90280c4bc0b6046fcb57eb4d /fs/fuse | |
| parent | 47e301491c4f52ca744c7660cf57492b902261f6 (diff) | |
fuse: limit nsec
Limit nanoseconds to 0..999999999.
Fixes: d8a5ba45457e ("[PATCH] FUSE - core")
Cc: <stable@vger.kernel.org>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'fs/fuse')
| -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 8c0665c5dff8..7c290089e693 100644 --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c @@ -180,6 +180,12 @@ 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 */ |