diff options
author | ps <ps@FreeBSD.org> | 2004-04-14 19:45:07 +0000 |
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committer | ps <ps@FreeBSD.org> | 2004-04-14 19:45:07 +0000 |
commit | 290ea04ebfdbc80f18ec99925f08b0884da605d9 (patch) | |
tree | 982b8bdeb2dc03d5bc8c385e553e147c113943dd | |
parent | f80c402a7a3c8a73bcb46ca2b2c2445a1e18c2d4 (diff) | |
download | FreeBSD-src-290ea04ebfdbc80f18ec99925f08b0884da605d9.zip FreeBSD-src-290ea04ebfdbc80f18ec99925f08b0884da605d9.tar.gz |
Don't allow the driver to be unloaded if the device node is open.
-rw-r--r-- | sys/dev/ciss/ciss.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sys/dev/ciss/ciss.c b/sys/dev/ciss/ciss.c index 0988b34..367d3ce 100644 --- a/sys/dev/ciss/ciss.c +++ b/sys/dev/ciss/ciss.c @@ -428,7 +428,10 @@ ciss_detach(device_t dev) struct ciss_softc *sc = device_get_softc(dev); debug_called(1); - + + if (sc->ciss_flags & CISS_FLAG_CONTROL_OPEN) + return (EBUSY); + /* flush adapter cache */ ciss_flush_adapter(sc); |