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-rw-r--r--arch/x86/kernel/process.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c
index 6afa523..156f8758 100644
--- a/arch/x86/kernel/process.c
+++ b/arch/x86/kernel/process.c
@@ -65,11 +65,11 @@ void exit_thread(void)
{
struct task_struct *me = current;
struct thread_struct *t = &me->thread;
+ unsigned long *bp = t->io_bitmap_ptr;
- if (me->thread.io_bitmap_ptr) {
+ if (bp) {
struct tss_struct *tss = &per_cpu(init_tss, get_cpu());
- kfree(t->io_bitmap_ptr);
t->io_bitmap_ptr = NULL;
clear_thread_flag(TIF_IO_BITMAP);
/*
@@ -78,6 +78,7 @@ void exit_thread(void)
memset(tss->io_bitmap, 0xff, t->io_bitmap_max);
t->io_bitmap_max = 0;
put_cpu();
+ kfree(bp);
}
ds_exit_thread(current);
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