xen/p2m/debugfs: Fix potential pointer exception.
We could be referencing the last + 1 element of level_name[]
array which would cause a pointer exception, because of the
initial setup of lvl=4.
[v1: No need to do this for type_name, pointed out by Ian Campbell]
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c
index 58efeb9..2e3bf7a 100644
--- a/arch/x86/xen/p2m.c
+++ b/arch/x86/xen/p2m.c
@@ -786,7 +786,7 @@
int p2m_dump_show(struct seq_file *m, void *v)
{
static const char * const level_name[] = { "top", "middle",
- "entry", "abnormal" };
+ "entry", "abnormal", "error"};
static const char * const type_name[] = { "identity", "missing",
"pfn", "abnormal"};
#define TYPE_IDENTITY 0