Merge pull request #14783 from rwalton-arm/dont_capture_stdout

tfm-post-build: Don't capture subprocess stdout

Author: Patater

platform/FEATURE_EXPERIMENTAL_API/FEATURE_PSA/TARGET_TFM/TARGET_TFM_LATEST/scripts/generate_mbed_image.py

@@ -152,14 +152,11 @@ def find_bl2_size(configFile):
     return bl2_size
 
 def run_cmd(cmd, directory):
-
     popen_instance = subprocess.Popen(
         cmd,
-        stdout=subprocess.PIPE,
         stderr=subprocess.STDOUT,
         cwd=directory,
     )
-
     popen_instance.communicate()
     return popen_instance.returncode
 

tools/targets/ARM_MUSCA.py

@@ -159,14 +159,11 @@ def find_bl2_size(configFile):
     return bl2_size
 
 def run_cmd(cmd, directory):
-
     POPEN_INSTANCE = subprocess.Popen(
         cmd,
-        stdout=subprocess.PIPE,
         stderr=subprocess.STDOUT,
         cwd=directory,
     )
-
     POPEN_INSTANCE.communicate()
     return POPEN_INSTANCE.returncode