kbuild: fix 'No such file or directory' warning when cleaning

Since commit fcbb846 ("kbuild: remove header compile test"), 'make clean' with O= option in the pristine source tree emits 'No such file or directory' warning. $ git clean -d -f -x $ make O=foo clean make[1]: Entering directory '/home/masahiro/linux/foo' find: ‘usr/include’: No such file or directory make[1]: Leaving directory '/home/masahiro/linux/foo' Fixes: fcbb846 ("kbuild: remove header compile test") Reported-by: kbuild test robot <[email protected]> Signed-off-by: Masahiro Yamada <[email protected]>
josf · Dec 9, 2019 · cf6b58a · cf6b58a
1 parent e42617b
commit cf6b58a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/usr/include/Makefile b/usr/include/Makefile
@@ -91,7 +91,7 @@ endif
 # asm-generic/*.h is used by asm/*.h, and should not be included directly
 header-test- += asm-generic/%
 
-extra-y := $(patsubst $(obj)/%.h,%.hdrtest, $(shell find $(obj) -name '*.h'))
+extra-y := $(patsubst $(obj)/%.h,%.hdrtest, $(shell find $(obj) -name '*.h' 2>/dev/null))
 
 quiet_cmd_hdrtest = HDRTEST $<
       cmd_hdrtest = \