shithub: drawterm

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qio: fix memory leak in qproduce()

--- a/kern/qio.c

+++ b/kern/qio.c

@@ -642,6 +642,7 @@

 	if(q->len >= q->limit){

 		q->state |= Qflow;

 		iunlock(&q->lk);

+		freeb(b);

 		return -1;

 	}

 	producecnt += len;