@@ -2625,7 +2625,7 @@ def find_wpas_process(dev):
raise Exception("Could not find wpa_supplicant process")
def read_process_memory(pid, key=None):
- buf = bytes()
+ buf = []
logger.info("Reading process memory (pid=%d)" % pid)
with open('/proc/%d/maps' % pid, 'r') as maps, \
open('/proc/%d/mem' % pid, 'rb') as mem:
@@ -2651,11 +2651,11 @@ def read_process_memory(pid, key=None):
except OSError as e:
logger.info("Could not read mem: start=%d end=%d: %s" % (start, end, str(e)))
continue
- buf += data
+ buf.append(data)
if key and key in data:
logger.info("Key found in " + l)
logger.info("Total process memory read: %d bytes" % len(buf))
- return buf
+ return b''.join(buf)
def verify_not_present(buf, key, fname, keyname):
pos = buf.find(key)