1 files changed, 1 insertions, 1 deletions
diff --git a/sleeplock.c b/sleeplock.c
index 2ded78d..d0e4d91 100644
--- a/sleeplock.c
+++ b/sleeplock.c
@@ -27,7 +27,7 @@ acquiresleep(struct sleeplock *lk)
     sleep(lk, &lk->lk);
   }
   lk->locked = 1;
-  lk->pid = proc->pid;
+  lk->pid = myproc()->pid;
   release(&lk->lk);
 }