perf: make cleaning non-fatal if $(PKG_BUILD_DIR) does not exist

Signed-off-by: Florian Fainelli <florian@openwrt.org>
SVN-Revision: 35235

diff --git a/devel/perf/Makefile b/devel/perf/Makefile
index bd51fa5dbc0f275052e772a827b316f5b623d317..c4dad1fb7e875b4a6d4f06986ea9dad68c07f7c8 100644 (file)
--- a/devel/perf/Makefile
+++ b/devel/perf/Makefile
@@ -37,7 +37,8 @@ endef
 # MAKE_FLAGS should be passed again upon cleaning because Perf's makefile
 # always performs checks before processing any rule
 define Build/Clean
-       $(MAKE) -C $(PKG_BUILD_DIR) \
+       -$(MAKE) -C $(PKG_BUILD_DIR) \
+               NO_DWARF=1 \
                $(MAKE_FLAGS) \
                clean
 endef