[oe] [meta-oe] gcc-4_6-branch-linaro-backports.inc: allow GCC-4_6-BRANCH-LINARO-BACKPORTS to be overridden

[Matthew McClintock]

This is useful when we want to include meta-oe as is, and also
want to modify the toolchain such that these patches don't apply
cleanly

Signed-off-by: Matthew McClintock <msm at freescale.com>
---
 .../gcc/gcc-4_6-branch-linaro-backports.inc        |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/meta-oe/recipes-devtools/gcc/gcc-4_6-branch-linaro-backports.inc b/meta-oe/recipes-devtools/gcc/gcc-4_6-branch-linaro-backports.inc
index 882876e..b0fd3c7 100644
--- a/meta-oe/recipes-devtools/gcc/gcc-4_6-branch-linaro-backports.inc
+++ b/meta-oe/recipes-devtools/gcc/gcc-4_6-branch-linaro-backports.inc
@@ -1,4 +1,4 @@
-GCC-4_6-BRANCH-LINARO-BACKPORTS = "        \
+GCC-4_6-BRANCH-LINARO-BACKPORTS ?= "        \
 file://linaro/gcc-4.6-linaro-r106720.patch \
 file://linaro/gcc-4.6-linaro-r106733.patch \
 file://linaro/gcc-4.6-linaro-r106737.patch \
-- 
1.7.6.1