xen/p2m: Fix one-off error in checking the P2M tree directory.

[karo-tx-linux.git] / arch / x86 / xen / p2m.c

diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c
index d4b255463253c8b3bb824a915f5764cc2992e202..76ba0e97e530131199e40aec0730554ae7b7825c 100644 (file)
--- a/arch/x86/xen/p2m.c
+++ b/arch/x86/xen/p2m.c
@@ -599,7 +599,7 @@ bool __init early_can_reuse_p2m_middle(unsigned long set_pfn, unsigned long set_
        if (p2m_index(set_pfn))
                return false;
 
-       for (pfn = 0; pfn <= MAX_DOMAIN_PAGES; pfn += P2M_PER_PAGE) {
+       for (pfn = 0; pfn < MAX_DOMAIN_PAGES; pfn += P2M_PER_PAGE) {
                topidx = p2m_top_index(pfn);
 
                if (!p2m_top[topidx])