1 files changed, 1 insertions, 1 deletions
diff --git a/kalloc.c b/kalloc.c
index 417c20f..ca30d55 100644
--- a/kalloc.c
+++ b/kalloc.c
@@ -61,7 +61,7 @@ kfree(char *v)
 {
   struct run *r;
 
-  if((uint)v % PGSIZE || v < end || v2p(v) >= PHYSTOP)
+  if((uint)v % PGSIZE || v < end || V2P(v) >= PHYSTOP)
     panic("kfree");
 
   // Fill with junk to catch dangling refs.