core: mbox/semaphore NULL checks
commitdc3059be195f0b1c878273f648dcaf1b45c5a860
authorGene Cumm <gene.cumm@gmail.com>
Sat, 3 Aug 2013 19:59:26 +0000 (3 15:59 -0400)
committerGene Cumm <gene.cumm@gmail.com>
Sat, 3 Aug 2013 19:59:26 +0000 (3 15:59 -0400)
tree5af91be81c9fdb305ce5b768f033aa1c3477c080
parent64cf622143afc759062a44a255742a7413c6c5b4
core: mbox/semaphore NULL checks

Also set mbox invalid and mbox pointer NULL when free()d

Signed-off-by: Gene Cumm <gene.cumm@gmail.com>
core/include/mbox.h
core/include/thread.h
core/lwip/src/arch/sys_arch.c
core/thread/mbox.c
core/thread/semaphore.c