staging: rtl8188eu: provide an absolute path to include folder

Otherwise compiler will complain as follows

  CC [M]  drivers/staging/rtl8188eu/core/rtw_ap.o
cc1: warning: drivers/staging/rtl8188eu/include: No such file or directory [-Wmissing-include-dirs]

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/rtl8188eu/Makefile b/drivers/staging/rtl8188eu/Makefile
index ed723585b50288934d8791f3e347829f5aae3013..29b9834870fda9962523c07f813db0b992d1a3e4 100644 (file)
--- a/drivers/staging/rtl8188eu/Makefile
+++ b/drivers/staging/rtl8188eu/Makefile
@@ -53,4 +53,4 @@ r8188eu-y :=                          \
 
 obj-$(CONFIG_R8188EU)  := r8188eu.o
 
-ccflags-y += -D__CHECK_ENDIAN__ -I$(src)/include
+ccflags-y += -D__CHECK_ENDIAN__ -I$(srctree)/$(src)/include