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Diffstat (limited to 'drivers/usb/core/usb.c')
| -rw-r--r-- | drivers/usb/core/usb.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c index 5f6873f5f268..c71590666ade 100644 --- a/drivers/usb/core/usb.c +++ b/drivers/usb/core/usb.c @@ -1005,16 +1005,29 @@ static struct notifier_block usb_bus_nb = { struct dentry *usb_debug_root; EXPORT_SYMBOL_GPL(usb_debug_root); +struct dentry *usb_debug_devices; + static int usb_debugfs_init(void) { usb_debug_root = debugfs_create_dir("usb", NULL); if (!usb_debug_root) return -ENOENT; + + usb_debug_devices = debugfs_create_file("devices", 0444, + usb_debug_root, NULL, + &usbfs_devices_fops); + if (!usb_debug_devices) { + debugfs_remove(usb_debug_root); + usb_debug_root = NULL; + return -ENOENT; + } + return 0; } static void usb_debugfs_cleanup(void) { + debugfs_remove(usb_debug_devices); debugfs_remove(usb_debug_root); } |