编译android kernel时，遇到error, forbidden warning

sound/soc/codecs/es8323.c:1249:12: warning: 'entry_read' defined but not used [- Wunused-function]

error, forbidden warning: es8323.c:1249

scripts/Makefile.build:308: recipe for target 'sound/soc/codecs/es8323.o' failed

make[3]: *** [sound/soc/codecs/es8323.o] Error 1

scripts/Makefile.build:455: recipe for target 'sound/soc/codecs' failed

make[2]: *** [sound/soc/codecs] Error 2

scripts/Makefile.build:455: recipe for target 'sound/soc' failed

make[1]: *** [sound/soc] Error 2

Makefile:827: recipe for target 'sound' failed

make: *** [sound] Error 2

关闭方法如下：在kernel/scripts/gcc-wrapper.py中注释掉interpret_warning(line)即可。

--- a/scripts/gcc-wrapper.py

+++ b/scripts/gcc-wrapper.py

@@ -78,7 +78,7 @@ def run_gcc():

proc = subprocess.Popen(args, stderr=subprocess.PIPE)

for line in proc.stderr:

print line,

-            interpret_warning(line)

+            #interpret_warning(line)

result = proc.wait()

except OSError as e: