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-rw-r--r--kernel/pipe.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/pipe.c b/kernel/pipe.c
index f6b501a..41a9c5e 100644
--- a/kernel/pipe.c
+++ b/kernel/pipe.c
@@ -68,6 +68,9 @@ pipeclose(struct pipe *pi, int writable)
}
if(pi->readopen == 0 && pi->writeopen == 0){
release(&pi->lock);
+#ifdef LAB_LOCK
+ freelock(&pi->lock);
+#endif
kfree((char*)pi);
} else
release(&pi->lock);