x86: sparse warnings in pageattr.c

Adjust the definition of lookup_address to take an unsigned long
level argument.  Adjust callers in xen/mmu.c that pass in a
dummy variable.

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 3 insertions, 3 deletions

diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 45aa771e73a9..0144395448ae 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -58,7 +58,7 @@
 
 xmaddr_t arbitrary_virt_to_machine(unsigned long address)
 {
-        int level;
+        unsigned int level;
         pte_t *pte = lookup_address(address, &level);
         unsigned offset = address & PAGE_MASK;
 
@@ -71,7 +71,7 @@ void make_lowmem_page_readonly(void *vaddr)
 {
         pte_t *pte, ptev;
         unsigned long address = (unsigned long)vaddr;
-        int level;
+        unsigned int level;
 
         pte = lookup_address(address, &level);
         BUG_ON(pte == NULL);
@@ -86,7 +86,7 @@ void make_lowmem_page_readwrite(void *vaddr)
 {
         pte_t *pte, ptev;
         unsigned long address = (unsigned long)vaddr;
-        int level;
+        unsigned int level;
 
         pte = lookup_address(address, &level);
         BUG_ON(pte == NULL);