regdb: fix compatibility with python2

Various changes in the commit mentioned below broke
compatibility with python2. Restore it in a way that
makes it worth with both versions.

Fixes: f3c4969c2485 ("wireless-regdb: make scripts compatible with Python 3")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Seth Forshee <seth.forshee@canonical.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/db2fw.py b/db2fw.py
index 0c0f030..3affd5a 100755
--- a/db2fw.py
+++ b/db2fw.py
@@ -85,7 +85,7 @@ countrynames = list(countries)
 countrynames.sort()
 for alpha2 in countrynames:
     coll = countries[alpha2]
-    output.write(struct.pack('>BB', alpha2[0], alpha2[1]))
+    output.write(struct.pack('>2s', alpha2))
     country_ptrs[alpha2] = PTR(output)
 output.write(b'\x00' * 4)