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path: root/drivers/usb/host/ohci-dbg.c
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Diffstat (limited to 'drivers/usb/host/ohci-dbg.c')
-rw-r--r--drivers/usb/host/ohci-dbg.c45
1 files changed, 9 insertions, 36 deletions
diff --git a/drivers/usb/host/ohci-dbg.c b/drivers/usb/host/ohci-dbg.c
index ac7d4ac34b02..d3ee1f52aaab 100644
--- a/drivers/usb/host/ohci-dbg.c
+++ b/drivers/usb/host/ohci-dbg.c
@@ -762,50 +762,23 @@ static int debug_registers_open(struct inode *inode, struct file *file)
static inline void create_debug_files (struct ohci_hcd *ohci)
{
struct usb_bus *bus = &ohci_to_hcd(ohci)->self;
+ struct dentry *root;
- ohci->debug_dir = debugfs_create_dir(bus->bus_name, ohci_debug_root);
- if (!ohci->debug_dir)
- goto dir_error;
+ root = debugfs_create_dir(bus->bus_name, ohci_debug_root);
+ ohci->debug_dir = root;
- ohci->debug_async = debugfs_create_file("async", S_IRUGO,
- ohci->debug_dir, ohci,
- &debug_async_fops);
- if (!ohci->debug_async)
- goto async_error;
-
- ohci->debug_periodic = debugfs_create_file("periodic", S_IRUGO,
- ohci->debug_dir, ohci,
- &debug_periodic_fops);
- if (!ohci->debug_periodic)
- goto periodic_error;
-
- ohci->debug_registers = debugfs_create_file("registers", S_IRUGO,
- ohci->debug_dir, ohci,
- &debug_registers_fops);
- if (!ohci->debug_registers)
- goto registers_error;
+ debugfs_create_file("async", S_IRUGO, root, ohci, &debug_async_fops);
+ debugfs_create_file("periodic", S_IRUGO, root, ohci,
+ &debug_periodic_fops);
+ debugfs_create_file("registers", S_IRUGO, root, ohci,
+ &debug_registers_fops);
ohci_dbg (ohci, "created debug files\n");
- return;
-
-registers_error:
- debugfs_remove(ohci->debug_periodic);
-periodic_error:
- debugfs_remove(ohci->debug_async);
-async_error:
- debugfs_remove(ohci->debug_dir);
-dir_error:
- ohci->debug_periodic = NULL;
- ohci->debug_async = NULL;
- ohci->debug_dir = NULL;
}
static inline void remove_debug_files (struct ohci_hcd *ohci)
{
- debugfs_remove(ohci->debug_registers);
- debugfs_remove(ohci->debug_periodic);
- debugfs_remove(ohci->debug_async);
- debugfs_remove(ohci->debug_dir);
+ debugfs_remove_recursive(ohci->debug_dir);
}
/*-------------------------------------------------------------------------*/