Revert "Revert "Revert "Add implicit null and stack checks for x86"""
Broke the build.
This reverts commit 7fb36ded9cd5b1d254b63b3091f35c1e6471b90e.
Change-Id: I9df0e7446ff0913a0e1276a558b2ccf6c8f4c949
diff --git a/runtime/thread_linux.cc b/runtime/thread_linux.cc
index 518211b..ee66ccc 100644
--- a/runtime/thread_linux.cc
+++ b/runtime/thread_linux.cc
@@ -35,8 +35,8 @@
void Thread::SetUpAlternateSignalStack() {
// Create and set an alternate signal stack.
stack_t ss;
- ss.ss_sp = new uint8_t[SIGSTKSZ * 2]; // NB. this is 16K.
- ss.ss_size = SIGSTKSZ * 2;
+ ss.ss_sp = new uint8_t[SIGSTKSZ];
+ ss.ss_size = SIGSTKSZ;
ss.ss_flags = 0;
CHECK(ss.ss_sp != NULL);
SigAltStack(&ss, NULL);
@@ -56,7 +56,7 @@
// Tell the kernel to stop using it.
ss.ss_sp = NULL;
ss.ss_flags = SS_DISABLE;
- ss.ss_size = SIGSTKSZ * 2; // Avoid ENOMEM failure with Mac OS' buggy libc.
+ ss.ss_size = SIGSTKSZ; // Avoid ENOMEM failure with Mac OS' buggy libc.
SigAltStack(&ss, NULL);
// Free it.