qemurunner: convert data when working with socket

Converted str to bytes before sending to socket.
Converted bytes to str after receiving from socket.

This should fix TypeError: 'str' does not support the buffer interface
for qemurunner.run_serial method.

(From OE-Core rev: 210e290c9251839dc74e3aabdcea3655dd707a50)

Signed-off-by: Ed Bartosh <ed.bartosh@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/meta/lib/oeqa/utils/qemurunner.py b/meta/lib/oeqa/utils/qemurunner.py
index c1d07d9b41..3d60433cae 100644
--- a/meta/lib/oeqa/utils/qemurunner.py
+++ b/meta/lib/oeqa/utils/qemurunner.py
@@ -376,14 +376,14 @@ class QemuRunner:
 
         data = ''
         status = 0
-        self.server_socket.sendall(command)
+        self.server_socket.sendall(command.encode('utf-8'))
         keepreading = True
         while keepreading:
             sread, _, _ = select.select([self.server_socket],[],[],5)
             if sread:
                 answer = self.server_socket.recv(1024)
                 if answer:
-                    data += answer
+                    data += answer.decode('utf-8')
                     # Search the prompt to stop
                     if re.search("[a-zA-Z0-9]+@[a-zA-Z0-9\-]+:~#", data):
                         keepreading = False