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-rw-r--r--arch/um/drivers/Makefile1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/um/drivers/Makefile b/arch/um/drivers/Makefile
index d283e7b022a0..1d9b6ae967b0 100644
--- a/arch/um/drivers/Makefile
+++ b/arch/um/drivers/Makefile
@@ -62,5 +62,6 @@ obj-$(CONFIG_UML_RANDOM) += random.o
# pcap_user.o must be added explicitly.
USER_OBJS := fd.o null.o pty.o tty.o xterm.o slip_common.o pcap_user.o vde_user.o
+CFLAGS_null.o = -DDEV_NULL=$(DEV_NULL_PATH)
include arch/um/scripts/Makefile.rules