diff --git a/arch/mips/mm/mmap.c b/arch/mips/mm/mmap.c
index 50ee7213b432..d79f2b432318 100644
--- a/arch/mips/mm/mmap.c
+++ b/arch/mips/mm/mmap.c
@@ -203,7 +203,7 @@ unsigned long arch_randomize_brk(struct mm_struct *mm)
 
 bool __virt_addr_valid(const volatile void *kaddr)
 {
-	unsigned long vaddr = (unsigned long)vaddr;
+	unsigned long vaddr = (unsigned long)kaddr;
 
 	if ((vaddr < PAGE_OFFSET) || (vaddr >= MAP_BASE))
 		return false;