kbuild: fix cc-ifversion macro

The macro "cc-version" takes no argument.  Drop $(CC) from the
"cc-ifversion" definition.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Signed-off-by: Michal Marek <mmarek@suse.cz>
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index edd2794..34a87fc 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -139,7 +139,7 @@
 
 # cc-ifversion
 # Usage:  EXTRA_CFLAGS += $(call cc-ifversion, -lt, 0402, -O1)
-cc-ifversion = $(shell [ $(call cc-version, $(CC)) $(1) $(2) ] && echo $(3))
+cc-ifversion = $(shell [ $(call cc-version) $(1) $(2) ] && echo $(3))
 
 # cc-ldoption
 # Usage: ldflags += $(call cc-ldoption, -Wl$(comma)--hash-style=both)