From 682249c035fd084531e57af27220182d4e7cae52 Mon Sep 17 00:00:00 2001
From: "Matthew N. Dodd" <mdodd@FreeBSD.org>
Date: Wed, 13 Apr 2005 17:36:18 +0000
Subject: [PATCH] Add KASSERT() to warn against NULL deref.

Submitted by:	sam (Coverity)
---
 sys/dev/ida/ida.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sys/dev/ida/ida.c b/sys/dev/ida/ida.c
index 010dbfd11cf..bfb2c03db03 100644
--- a/sys/dev/ida/ida.c
+++ b/sys/dev/ida/ida.c
@@ -579,6 +579,7 @@ ida_done(struct ida_softc *ida, struct ida_qcb *qcb)
 		if (ida->flags & IDA_INTERRUPTS)
 			wakeup(qcb);
 	} else {
+		KASSERT(qcb->buf != NULL, ("ida_done(): qcb->buf is NULL!"));
 		if (error)
 			qcb->buf->bio_flags |= BIO_ERROR;
 		idad_intr(qcb->buf);