x86: propagate return value of alloc_l1_table()

A blatant mistake of mine resulted in the return value of
alloc_l1_table() to be ignored with the preemptable page table update
changes.

Signed-off-by: Jan Beulich <jbeulich@novell.com>

diff --git a/xen/arch/x86/mm.c b/xen/arch/x86/mm.c
index f3082eeedd64fc246acc836fef49503e02f3ef1f..4c8b40a9011c9c751cd6f517c0f981f94d2d7fd9 100644 (file)
--- a/xen/arch/x86/mm.c
+++ b/xen/arch/x86/mm.c
@@ -1883,8 +1883,7 @@ static int alloc_page_type(struct page_info *page, unsigned long type,
     switch ( type & PGT_type_mask )
     {
     case PGT_l1_page_table:
-        alloc_l1_table(page);
-        rc = 0;
+        rc = alloc_l1_table(page);
         break;
     case PGT_l2_page_table:
         rc = alloc_l2_table(page, type, preemptible);