1 files changed, 9 insertions, 4 deletions

diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index d3a9c5368257..ddf87145cc49 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -68,12 +68,12 @@ static inline void vunmap_pud_range(pgd_t *pgd, unsigned long addr,
         } while (pud++, addr = next, addr != end);
 }
 
-void unmap_vm_area(struct vm_struct *area)
+void unmap_kernel_range(unsigned long addr, unsigned long size)
 {
         pgd_t *pgd;
         unsigned long next;
-        unsigned long addr = (unsigned long) area->addr;
-        unsigned long end = addr + area->size;
+        unsigned long start = addr;
+        unsigned long end = addr + size;
 
         BUG_ON(addr >= end);
         pgd = pgd_offset_k(addr);
@@ -84,7 +84,12 @@ void unmap_vm_area(struct vm_struct *area)
                         continue;
                 vunmap_pud_range(pgd, addr, next);
         } while (pgd++, addr = next, addr != end);
-        flush_tlb_kernel_range((unsigned long) area->addr, end);
+        flush_tlb_kernel_range(start, end);
+}
+
+static void unmap_vm_area(struct vm_struct *area)
+{
+        unmap_kernel_range((unsigned long)area->addr, area->size);
 }
 
 static int vmap_pte_range(pmd_t *pmd, unsigned long addr,