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[kvm-unit-tests] x86: vmx: actually allocate io_bitmap_b

Message ID 1456184100-30323-1-git-send-email-pfeiner@google.com (mailing list archive)
State New, archived
Headers show

Commit Message

Peter Feiner Feb. 22, 2016, 11:35 p.m. UTC 
Test would run and pass with io_bitmap_b = 0.

I discovered the problem while developing a new test. I expected to
get an 'Unhandled cpu exception 14' message but the test VM rebooted
instead. I suspect it hit a triple fault but I didn't debug further.

Signed-off-by: Peter Feiner <pfeiner@google.com>
---
 x86/vmx_tests.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox

Patch

diff --git a/x86/vmx_tests.c b/x86/vmx_tests.c
index 451fdd7..bb65c06 100644
--- a/x86/vmx_tests.c
+++ b/x86/vmx_tests.c
@@ -566,7 +566,7 @@  static int iobmp_init()
 	u32 ctrl_cpu0;
 
 	io_bitmap_a = alloc_page();
-	io_bitmap_a = alloc_page();
+	io_bitmap_b = alloc_page();
 	memset(io_bitmap_a, 0x0, PAGE_SIZE);
 	memset(io_bitmap_b, 0x0, PAGE_SIZE);
 	ctrl_cpu0 = vmcs_read(CPU_EXEC_CTRL0);