Revert "ARM: 7670/1: fix the memset fix"

This reverts commit 1cfe3aa98a40b3ed7a3452e03c7ced6b02a70559.
Revert "ARM: 7668/1: fix memset-related crashes caused by recent GCC (4.7.2) optimizations"

This reverts commit c6e45fe7b92a689749929d52b0f94b61827670eb.
More build fixed from faux