[U-Boot] [PATCH 11/21] binman: Use binary mode when compressing data

[Simon Glass]

The lz4 utility inserts binary data in its output which cannot always be
converted to unicode (nor should it be). Fix this by using the new binary
mode for program output.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 tools/binman/etype/blob.py | 2 +-
 tools/binman/ftest.py      | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/binman/etype/blob.py b/tools/binman/etype/blob.py
index ae80bbee53..f56a1f8768 100644
--- a/tools/binman/etype/blob.py
+++ b/tools/binman/etype/blob.py
@@ -60,7 +60,7 @@ class Entry_blob(Entry):
             except AttributeError:
                 data = lz4.compress(data)
             '''
-            data = tools.Run('lz4', '-c', self._pathname)
+            data = tools.Run('lz4', '-c', self._pathname, binary=True)
         self.SetContents(data)
         return True
 
diff --git a/tools/binman/ftest.py b/tools/binman/ftest.py
index 1111852a40..4d96933cb4 100644
--- a/tools/binman/ftest.py
+++ b/tools/binman/ftest.py
@@ -1557,7 +1557,7 @@ class TestFunctional(unittest.TestCase):
         out = os.path.join(self._indir, 'lz4.tmp')
         with open(out, 'wb') as fd:
             fd.write(data)
-        return tools.Run('lz4', '-dc', out)
+        return tools.Run('lz4', '-dc', out, binary=True)
         '''
         try:
             orig = lz4.frame.decompress(data)
-- 
2.21.0.1020.gf2820cf01a-goog