diff options
Diffstat (limited to 'fs/autofs4/dev-ioctl.c')
| -rw-r--r-- | fs/autofs4/dev-ioctl.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/fs/autofs4/dev-ioctl.c b/fs/autofs4/dev-ioctl.c index 00bf8fcb245f..d29b7f6df862 100644 --- a/fs/autofs4/dev-ioctl.c +++ b/fs/autofs4/dev-ioctl.c @@ -22,6 +22,7 @@ #include <linux/magic.h> #include <linux/dcache.h> #include <linux/uaccess.h> +#include <linux/slab.h> #include "autofs_i.h" @@ -544,10 +545,9 @@ static int autofs_dev_ioctl_ismountpoint(struct file *fp, goto out; devid = new_encode_dev(path.mnt->mnt_sb->s_dev); err = 0; - if (path.dentry->d_inode && - path.mnt->mnt_root == path.dentry) { + if (path.mnt->mnt_root == path.dentry) { err = 1; - magic = path.dentry->d_inode->i_sb->s_magic; + magic = path.mnt->mnt_sb->s_magic; } } else { dev_t dev = sbi->sb->s_dev; @@ -560,10 +560,8 @@ static int autofs_dev_ioctl_ismountpoint(struct file *fp, err = have_submounts(path.dentry); - if (path.mnt->mnt_mountpoint != path.mnt->mnt_root) { - if (follow_down(&path)) - magic = path.mnt->mnt_sb->s_magic; - } + if (follow_down(&path)) + magic = path.mnt->mnt_sb->s_magic; } param->ismountpoint.out.devid = devid; |