diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/core/inode.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/core/inode.c b/drivers/usb/core/inode.c index b690aa35df9..e3ab4437ea9 100644 --- a/drivers/usb/core/inode.c +++ b/drivers/usb/core/inode.c @@ -347,10 +347,13 @@ static int usbfs_empty (struct dentry *dentry) list_for_each(list, &dentry->d_subdirs) { struct dentry *de = list_entry(list, struct dentry, d_u.d_child); + spin_lock(&de->d_lock); if (usbfs_positive(de)) { + spin_unlock(&de->d_lock); spin_unlock(&dcache_lock); return 0; } + spin_unlock(&de->d_lock); } spin_unlock(&dcache_lock); |