diff options
Diffstat (limited to 'fs/cifs/cifsfs.c')
| -rw-r--r-- | fs/cifs/cifsfs.c | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index de7f9168a11..1a052c0eee8 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -375,13 +375,15 @@ cifs_show_options(struct seq_file *s, struct dentry *root) (int)(srcaddr->sa_family)); } - seq_printf(s, ",uid=%u", cifs_sb->mnt_uid); + seq_printf(s, ",uid=%u", + from_kuid_munged(&init_user_ns, cifs_sb->mnt_uid)); if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_OVERR_UID) seq_printf(s, ",forceuid"); else seq_printf(s, ",noforceuid"); - seq_printf(s, ",gid=%u", cifs_sb->mnt_gid); + seq_printf(s, ",gid=%u", + from_kgid_munged(&init_user_ns, cifs_sb->mnt_gid)); if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_OVERR_GID) seq_printf(s, ",forcegid"); else @@ -436,9 +438,13 @@ cifs_show_options(struct seq_file *s, struct dentry *root) if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_NO_PERM) seq_printf(s, ",noperm"); if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_CIFS_BACKUPUID) - seq_printf(s, ",backupuid=%u", cifs_sb->mnt_backupuid); + seq_printf(s, ",backupuid=%u", + from_kuid_munged(&init_user_ns, + cifs_sb->mnt_backupuid)); if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_CIFS_BACKUPGID) - seq_printf(s, ",backupgid=%u", cifs_sb->mnt_backupgid); + seq_printf(s, ",backupgid=%u", + from_kgid_munged(&init_user_ns, + cifs_sb->mnt_backupgid)); seq_printf(s, ",rsize=%u", cifs_sb->rsize); seq_printf(s, ",wsize=%u", cifs_sb->wsize); @@ -558,6 +564,11 @@ cifs_get_root(struct smb_vol *vol, struct super_block *sb) dentry = ERR_PTR(-ENOENT); break; } + if (!S_ISDIR(dir->i_mode)) { + dput(dentry); + dentry = ERR_PTR(-ENOTDIR); + break; + } /* skip separators */ while (*s == sep) @@ -677,7 +688,7 @@ out_nls: static ssize_t cifs_file_aio_write(struct kiocb *iocb, const struct iovec *iov, unsigned long nr_segs, loff_t pos) { - struct inode *inode = iocb->ki_filp->f_path.dentry->d_inode; + struct inode *inode = file_inode(iocb->ki_filp); ssize_t written; int rc; @@ -701,7 +712,7 @@ static loff_t cifs_llseek(struct file *file, loff_t offset, int whence) */ if (whence != SEEK_SET && whence != SEEK_CUR) { int rc; - struct inode *inode = file->f_path.dentry->d_inode; + struct inode *inode = file_inode(file); /* * We need to be sure that all dirty pages are written and the @@ -733,7 +744,7 @@ static int cifs_setlease(struct file *file, long arg, struct file_lock **lease) { /* note that this is called by vfs setlease with lock_flocks held to protect *lease from going away */ - struct inode *inode = file->f_path.dentry->d_inode; + struct inode *inode = file_inode(file); struct cifsFileInfo *cfile = file->private_data; if (!(S_ISREG(inode->i_mode))) |