diff options
-rw-r--r-- | fs/ecryptfs/inode.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c index 5701f816faf4..0b1ab016fa2e 100644 --- a/fs/ecryptfs/inode.c +++ b/fs/ecryptfs/inode.c @@ -914,6 +914,14 @@ static int ecryptfs_setattr(struct dentry *dentry, struct iattr *ia) if (rc < 0) goto out; } + + /* + * mode change is for clearing setuid/setgid bits. Allow lower fs + * to interpret this in its own way. + */ + if (ia->ia_valid & (ATTR_KILL_SUID | ATTR_KILL_SGID)) + ia->ia_valid &= ~ATTR_MODE; + rc = notify_change(lower_dentry, ia); out: fsstack_copy_attr_all(inode, lower_inode, NULL); |