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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-05-18 18:20:54 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-05-21 13:45:50 +0200 |
| commit | 1d50071b53f26a7b8b7d6a0e027b9e6643bb6075 (patch) | |
| tree | 0191df46fec4aa8c74358edff95ee53cb7e1771a /drivers | |
| parent | 1531a2bb4494f1960488caeeac3c310c7478f186 (diff) | |
| download | linux-1d50071b53f26a7b8b7d6a0e027b9e6643bb6075.tar.bz2 | |
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 <daniel@zonque.org>
Cc: Haojian Zhuang <haojian.zhuang@gmail.com>
Cc: Robert Jarzmik <robert.jarzmik@free.fr>
Cc: Felipe Balbi <balbi@kernel.org>
Cc: linux-usb@vger.kernel.org
Acked-by: Daniel Mack <daniel@zonque.org>
Link: https://lore.kernel.org/r/20210518162054.3697992-1-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/gadget/udc/pxa25x_udc.c | 4 | ||||
| -rw-r--r-- | drivers/usb/gadget/udc/pxa25x_udc.h | 4 |
2 files changed, 2 insertions, 6 deletions
diff --git a/drivers/usb/gadget/udc/pxa25x_udc.c b/drivers/usb/gadget/udc/pxa25x_udc.c index 10324a7334fe..69ef1e669d0c 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 ccc6b921f067..aa4b68fd9fc0 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)) |