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author | msmith <msmith@FreeBSD.org> | 2001-04-21 04:08:26 +0000 |
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committer | msmith <msmith@FreeBSD.org> | 2001-04-21 04:08:26 +0000 |
commit | 1c08859c6ba7846e555407d0eb1de52050bda308 (patch) | |
tree | a9eae3a6e24e00ad528bbe43e11011a8540d4828 /sys | |
parent | 929a45b2412036797b38262f3b1a840ddcf1988f (diff) | |
download | FreeBSD-src-1c08859c6ba7846e555407d0eb1de52050bda308.zip FreeBSD-src-1c08859c6ba7846e555407d0eb1de52050bda308.tar.gz |
Avoid divide-by-zero for devices that the adapter has not negotiated a
transfer speed with.
Diffstat (limited to 'sys')
-rw-r--r-- | sys/dev/mly/mly_cam.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/sys/dev/mly/mly_cam.c b/sys/dev/mly/mly_cam.c index f27be2b..c326988 100644 --- a/sys/dev/mly/mly_cam.c +++ b/sys/dev/mly/mly_cam.c @@ -363,7 +363,11 @@ mly_cam_action(struct cam_sim *sim, union ccb *ccb) cts->valid |= CCB_TRANS_TQ_VALID; /* convert speed (MHz) to usec */ - cts->sync_period = 1000000 / sc->mly_btl[bus][target].mb_speed; + if (sc->mly_btl[bus][target].mb_speed == 0) { + cts->sync_period = 1000000 / 5; + } else { + cts->sync_period = 1000000 / sc->mly_btl[bus][target].mb_speed; + } /* convert bus width to CAM internal encoding */ switch (sc->mly_btl[bus][target].mb_width) { |