kbuild: fix space for good (take 103)

Michal Ostrowski points out what the real problem was: the spaces at the
start of the definition of the 'checker-shell' make function.

Cc: Michal Ostrowski <mostrows@watson.ibm.com>
Acked-by: NDavid Miller <davem@davemloft.net>
Acked-by: NGeert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Acked-by: NOleg Verych <olecom@flower.upol.cz>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

scripts/Kbuild.include

@@ -60,16 +60,15 @@ endef
 # Usage: option = $(call checker-shell,$(CC)...-o $$OUT,option-ok,otherwise)
 # Exit code chooses option. $$OUT is safe location for needless output.
 define checker-shell
- $(strip
-  $(shell set -e; \
-    DIR=$(KBUILD_EXTMOD); \
-    cd $${DIR:-$(objtree)}; \
-    OUT=$$PWD/.$$$$.null; \
-    if $(1) >/dev/null 2>&1; \
-      then echo "$(2)"; \
-      else echo "$(3)"; \
-    fi; \
-    rm -f $$OUT))
+$(shell set -e; \
+  DIR=$(KBUILD_EXTMOD); \
+  cd $${DIR:-$(objtree)}; \
+  OUT=$$PWD/.$$$$.null; \
+  if $(1) >/dev/null 2>&1; \
+    then echo "$(2)"; \
+    else echo "$(3)"; \
+  fi; \
+  rm -f $$OUT)
 endef
 
 # as-option