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guard swapcontext in _native_syscall_leave

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This commit is contained in:
Ludwig Ortmann 2014-01-29 10:55:57 +01:00
parent 7f1db86ae2
commit a55e85f8d0
1 changed files with 3 additions and 0 deletions
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3
cpu/native/syscalls.c
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@ -32,6 +32,7 @@
#include <stdarg.h>
#include "cpu.h"
#include "irq.h"
#include "native_internal.h"
@ -72,6 +73,7 @@ void _native_syscall_leave()
)
{
_native_in_isr = 1;
dINT();
_native_cur_ctx = (ucontext_t *)active_thread->sp;
native_isr_context.uc_stack.ss_sp = __isr_stack;
native_isr_context.uc_stack.ss_size = SIGSTKSZ;
@ -80,6 +82,7 @@ void _native_syscall_leave()
if (swapcontext(_native_cur_ctx, &native_isr_context) == -1) {
err(EXIT_FAILURE, "_native_syscall_leave: swapcontext");
}
eINT();
}
}