usb: Fix bug when both DFU & ETHER are defined
When both CONFIG_USB_GADGET & CONFIG_USB_ETHER are defined
the makefile links objects twice.
This patch uses a Makefile specific idiom of
'if defined(CONFIG_USB_GADGET) || defined(CONFIG_USB_ETHER)'
to handle the case.
Signed-off-by: Pantelis Antoniou <panto@antoniou-consulting.com>
diff --git a/drivers/usb/gadget/Makefile b/drivers/usb/gadget/Makefile
index 040eaba..e545b6b 100644
--- a/drivers/usb/gadget/Makefile
+++ b/drivers/usb/gadget/Makefile
@@ -25,15 +25,21 @@
LIB := $(obj)libusb_gadget.o
+# if defined(CONFIG_USB_GADGET) || defined(CONFIG_USB_ETHER)
+# Everytime you forget how crufty makefiles can get things like
+# this remind you...
+ifneq (,$(CONFIG_USB_GADGET)$(CONFIG_USB_ETHER))
+COBJS-y += epautoconf.o config.o usbstring.o
+endif
+
# new USB gadget layer dependencies
ifdef CONFIG_USB_GADGET
-COBJS-y += epautoconf.o config.o usbstring.o
COBJS-$(CONFIG_USB_GADGET_S3C_UDC_OTG) += s3c_udc_otg.o
COBJS-$(CONFIG_USBDOWNLOAD_GADGET) += g_dnl.o
COBJS-$(CONFIG_DFU_FUNCTION) += f_dfu.o
endif
ifdef CONFIG_USB_ETHER
-COBJS-y += ether.o epautoconf.o config.o usbstring.o
+COBJS-y += ether.o
COBJS-$(CONFIG_USB_ETH_RNDIS) += rndis.o
COBJS-$(CONFIG_MV_UDC) += mv_udc.o
COBJS-$(CONFIG_CPU_PXA25X) += pxa25x_udc.o