staging: r8188eu: remove usb buffer macros

Remove two unused macros that allocate and free usb buffers.

Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Tested-by: Philipp Hortmann <philipp.g.hortmann@gmail.com> # Edimax N150
Link: https://lore.kernel.org/r/20230111195640.306748-17-martin@kaiser.cx
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/r8188eu/include/rtw_io.h b/drivers/staging/r8188eu/include/rtw_io.h
index 900ed2c..0d2aa43 100644 (file)
--- a/drivers/staging/r8188eu/include/rtw_io.h
+++ b/drivers/staging/r8188eu/include/rtw_io.h
@@ -16,12 +16,6 @@
 #include <linux/usb.h>
 #include <linux/usb/ch9.h>
 
-#define rtw_usb_buffer_alloc(dev, size, dma)                           \
-       usb_alloc_coherent((dev), (size), (in_interrupt() ?             \
-                          GFP_ATOMIC : GFP_KERNEL), (dma))
-#define rtw_usb_buffer_free(dev, size, addr, dma)                      \
-       usb_free_coherent((dev), (size), (addr), (dma))
-
 struct intf_priv;
 struct intf_hdl;