From: Greg Kroah-Hartman Date: Tue, 18 May 2021 16:20:54 +0000 (+0200) Subject: USB: gadget: pxa25x_udc: remove dentry storage for debugfs file X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=1d50071b53f26a7b8b7d6a0e027b9e6643bb6075;p=linux.git USB: gadget: pxa25x_udc: remove dentry storage for debugfs file There is no need to store the dentry pointer for a debugfs file that we only use to remove it when the device goes away. debugfs can do the lookup for us instead, saving us some trouble, and making things smaller overall. Cc: Daniel Mack Cc: Haojian Zhuang Cc: Robert Jarzmik Cc: Felipe Balbi Cc: linux-usb@vger.kernel.org Acked-by: Daniel Mack Link: https://lore.kernel.org/r/20210518162054.3697992-1-gregkh@linuxfoundation.org Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/usb/gadget/udc/pxa25x_udc.c b/drivers/usb/gadget/udc/pxa25x_udc.c index 10324a7334fe1..69ef1e669d0ca 100644 --- a/drivers/usb/gadget/udc/pxa25x_udc.c +++ b/drivers/usb/gadget/udc/pxa25x_udc.c @@ -1338,10 +1338,10 @@ DEFINE_SHOW_ATTRIBUTE(udc_debug); #define create_debug_files(dev) \ do { \ - dev->debugfs_udc = debugfs_create_file(dev->gadget.name, \ + debugfs_create_file(dev->gadget.name, \ S_IRUGO, NULL, dev, &udc_debug_fops); \ } while (0) -#define remove_debug_files(dev) debugfs_remove(dev->debugfs_udc) +#define remove_debug_files(dev) debugfs_remove(debugfs_lookup(dev->gadget.name, NULL)) #else /* !CONFIG_USB_GADGET_DEBUG_FILES */ diff --git a/drivers/usb/gadget/udc/pxa25x_udc.h b/drivers/usb/gadget/udc/pxa25x_udc.h index ccc6b921f0671..aa4b68fd9fc0f 100644 --- a/drivers/usb/gadget/udc/pxa25x_udc.h +++ b/drivers/usb/gadget/udc/pxa25x_udc.h @@ -116,10 +116,6 @@ struct pxa25x_udc { struct usb_phy *transceiver; u64 dma_mask; struct pxa25x_ep ep [PXA_UDC_NUM_ENDPOINTS]; - -#ifdef CONFIG_USB_GADGET_DEBUG_FS - struct dentry *debugfs_udc; -#endif void __iomem *regs; }; #define to_pxa25x(g) (container_of((g), struct pxa25x_udc, gadget))