[Buildroot] [PATCH v3 2/3] test-pkg: Use the correct config prefix when merging

[Nasser Afshin]

From: Nasser Afshin <Afshin.Nasser at gmail.com>

We should use an empty prefix as we do not have any prefix.
Note that BR2_ is mere a convention.

Signed-off-by: Nasser Afshin <Afshin.Nasser at gmail.com>
---
 utils/test-pkg | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/utils/test-pkg b/utils/test-pkg
index aa91ee02cf..7bf1c97fba 100755
--- a/utils/test-pkg
+++ b/utils/test-pkg
@@ -129,7 +129,7 @@ build_one() {
 
     mkdir -p "${dir}"
 
-    support/kconfig/merge_config.sh -O "${dir}" \
+    CONFIG_="" support/kconfig/merge_config.sh -O "${dir}" \
         "${toolchainconfig}" "support/config-fragments/minimal.config" "${cfg}" \
         >> "${dir}/logfile" 2>&1
     # We want all the options from the snippet to be present as-is (set
-- 
2.15.0