kbuild: strip whitespace in cmd_record_mcount findstring

Backport from kernel
commit 1a49b2fd8f58 ("kbuild: strip whitespace in cmd_record_mcount findstring")

Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>

diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index b7611c0300884e76c95991e6d254899e44523735..aa48d2494332c6da33a3597bfb3d86904311e0f8 100644 (file)
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -221,11 +221,8 @@ sub_cmd_record_mcount = perl $(srctree)/scripts/recordmcount.pl "$(ARCH)"  \
        "$(if $(part-of-module),1,0)" "$(@)";
 recordmcount_source := $(srctree)/scripts/recordmcount.pl
 endif
-cmd_record_mcount =                                            \
-       if [ "$(findstring $(CC_FLAGS_FTRACE),$(_c_flags))" =   \
-            "$(CC_FLAGS_FTRACE)" ]; then                       \
-               $(sub_cmd_record_mcount)                        \
-       fi
+cmd_record_mcount = $(if $(findstring $(strip $(CC_FLAGS_FTRACE)),$(_c_flags)),        \
+       $(sub_cmd_record_mcount))
 endif # -record-mcount
 endif