staging: gdm724x: Modified function name conflict set_endian

Conflict resolution for function name set_endian when building for powerpc
The name changed to gdm_set_endian

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Won Kang <wonkang@gctsemi.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/staging/gdm724x/gdm_usb.c b/drivers/staging/gdm724x/gdm_usb.c
index 4b10f238..bdc9637 100644
--- a/drivers/staging/gdm724x/gdm_usb.c
+++ b/drivers/staging/gdm724x/gdm_usb.c
@@ -870,9 +870,9 @@
 
 	/* List up hosts with big endians, otherwise, defaults to little endian */
 	if (idProduct == PID_GDM7243)
-		set_endian(&udev->gdm_ed, ENDIANNESS_BIG);
+		gdm_set_endian(&udev->gdm_ed, ENDIANNESS_BIG);
 	else
-		set_endian(&udev->gdm_ed, ENDIANNESS_LITTLE);
+		gdm_set_endian(&udev->gdm_ed, ENDIANNESS_LITTLE);
 
 	ret = request_mac_address(udev);
 	if (ret < 0) {