[OE-core] [PATCH] oe-buildenv-internal: fix return code

[Juro Bystricky]

The script oe-buildenv-internal is called from oe-init-build-env.
Make sure oe-init-buildenv does not return an error if BB_ENV_EXTRAWHITE is
already set, otherwise this will cause oe-init-build-env to fail.

Signed-off-by: Juro Bystricky <juro.bystricky at intel.com>
---
 scripts/oe-buildenv-internal | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/scripts/oe-buildenv-internal b/scripts/oe-buildenv-internal
index 51e449a..457763b 100755
--- a/scripts/oe-buildenv-internal
+++ b/scripts/oe-buildenv-internal
@@ -110,4 +110,6 @@ SDKMACHINE BB_NUMBER_THREADS BB_NO_NETWORK PARALLEL_MAKE GIT_PROXY_COMMAND \
 SOCKS5_PASSWD SOCKS5_USER SCREENDIR STAMPS_DIR"
 
 echo "$BB_ENV_EXTRAWHITE" | grep -q "${BB_ENV_EXTRAWHITE_OE}"
-[ $? != 0 ] && export BB_ENV_EXTRAWHITE="${BB_ENV_EXTRAWHITE_OE} $BB_ENV_EXTRAWHITE"
+if [ $? != 0 ]; then
+     export BB_ENV_EXTRAWHITE="${BB_ENV_EXTRAWHITE_OE} $BB_ENV_EXTRAWHITE"
+fi
-- 
1.9.1