diff options
Diffstat (limited to 'fs/cachefiles/daemon.c')
-rw-r--r-- | fs/cachefiles/daemon.c | 32 |
1 files changed, 12 insertions, 20 deletions
diff --git a/fs/cachefiles/daemon.c b/fs/cachefiles/daemon.c index 24eb0d37241a..727caedcdd92 100644 --- a/fs/cachefiles/daemon.c +++ b/fs/cachefiles/daemon.c @@ -552,8 +552,7 @@ static int cachefiles_daemon_tag(struct cachefiles_cache *cache, char *args) */ static int cachefiles_daemon_cull(struct cachefiles_cache *cache, char *args) { - struct fs_struct *fs; - struct dentry *dir; + struct path path; const struct cred *saved_cred; int ret; @@ -573,24 +572,21 @@ static int cachefiles_daemon_cull(struct cachefiles_cache *cache, char *args) } /* extract the directory dentry from the cwd */ - fs = current->fs; - read_lock(&fs->lock); - dir = dget(fs->pwd.dentry); - read_unlock(&fs->lock); + get_fs_pwd(current->fs, &path); - if (!S_ISDIR(dir->d_inode->i_mode)) + if (!S_ISDIR(path.dentry->d_inode->i_mode)) goto notdir; cachefiles_begin_secure(cache, &saved_cred); - ret = cachefiles_cull(cache, dir, args); + ret = cachefiles_cull(cache, path.dentry, args); cachefiles_end_secure(cache, saved_cred); - dput(dir); + path_put(&path); _leave(" = %d", ret); return ret; notdir: - dput(dir); + path_put(&path); kerror("cull command requires dirfd to be a directory"); return -ENOTDIR; @@ -628,8 +624,7 @@ inval: */ static int cachefiles_daemon_inuse(struct cachefiles_cache *cache, char *args) { - struct fs_struct *fs; - struct dentry *dir; + struct path path; const struct cred *saved_cred; int ret; @@ -649,24 +644,21 @@ static int cachefiles_daemon_inuse(struct cachefiles_cache *cache, char *args) } /* extract the directory dentry from the cwd */ - fs = current->fs; - read_lock(&fs->lock); - dir = dget(fs->pwd.dentry); - read_unlock(&fs->lock); + get_fs_pwd(current->fs, &path); - if (!S_ISDIR(dir->d_inode->i_mode)) + if (!S_ISDIR(path.dentry->d_inode->i_mode)) goto notdir; cachefiles_begin_secure(cache, &saved_cred); - ret = cachefiles_check_in_use(cache, dir, args); + ret = cachefiles_check_in_use(cache, path.dentry, args); cachefiles_end_secure(cache, saved_cred); - dput(dir); + path_put(&path); //_leave(" = %d", ret); return ret; notdir: - dput(dir); + path_put(&path); kerror("inuse command requires dirfd to be a directory"); return -ENOTDIR; |