diff options
| author | David Howells | 2015-01-21 21:03:40 +0100 |
|---|---|---|
| committer | Al Viro | 2015-02-17 18:21:51 +0100 |
| commit | e59b4e9187bd5175b9845dc10fedb0879b7efbfd (patch) | |
| tree | d1194fe02bcb93cd0fbf4924c9756158717338e9 /drivers/usb | |
| parent | new primitive: debugfs_create_automount() (diff) | |
| download | kernel-qcow2-linux-e59b4e9187bd5175b9845dc10fedb0879b7efbfd.tar.gz kernel-qcow2-linux-e59b4e9187bd5175b9845dc10fedb0879b7efbfd.tar.xz kernel-qcow2-linux-e59b4e9187bd5175b9845dc10fedb0879b7efbfd.zip | |
debugfs: Provide a file creation function that also takes an initial size
Provide a file creation function that also takes an initial size so that the
caller doesn't have to set i_size, thus meaning that we don't have to call
deal with ->d_inode in the callers.
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/gadget/udc/atmel_usba_udc.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c b/drivers/usb/gadget/udc/atmel_usba_udc.c index 9f93bed42052..b2239a2d4941 100644 --- a/drivers/usb/gadget/udc/atmel_usba_udc.c +++ b/drivers/usb/gadget/udc/atmel_usba_udc.c @@ -264,14 +264,17 @@ static void usba_init_debugfs(struct usba_udc *udc) goto err_root; udc->debugfs_root = root; - regs = debugfs_create_file("regs", 0400, root, udc, ®s_dbg_fops); - if (!regs) - goto err_regs; - regs_resource = platform_get_resource(udc->pdev, IORESOURCE_MEM, CTRL_IOMEM_ID); - regs->d_inode->i_size = resource_size(regs_resource); - udc->debugfs_regs = regs; + + if (regs_resource) { + regs = debugfs_create_file_size("regs", 0400, root, udc, + ®s_dbg_fops, + resource_size(regs_resource)); + if (!regs) + goto err_regs; + udc->debugfs_regs = regs; + } usba_ep_init_debugfs(udc, to_usba_ep(udc->gadget.ep0)); |