diff options
author | gj <gj@FreeBSD.org> | 2001-12-30 09:27:28 +0000 |
---|---|---|
committer | gj <gj@FreeBSD.org> | 2001-12-30 09:27:28 +0000 |
commit | 3b3e08589b03552b648f4950664eb7822534a8fa (patch) | |
tree | 9165e9b336cd095a979269760b6936b342271161 /sys/i4b/layer1/iwic | |
parent | 63f2243d7991b37afaf5ce4bcaebc637bc140d17 (diff) | |
download | FreeBSD-src-3b3e08589b03552b648f4950664eb7822534a8fa.zip FreeBSD-src-3b3e08589b03552b648f4950664eb7822534a8fa.tar.gz |
Protect mtx_init() invocations with mtx_intialized() checks to avoid a
reported panic.
Submitted by: Alexander Leidinger <Alexander@Leidinger.net> (partly)
MFC after: 4 weeks
Diffstat (limited to 'sys/i4b/layer1/iwic')
-rw-r--r-- | sys/i4b/layer1/iwic/i4b_iwic_bchan.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/i4b/layer1/iwic/i4b_iwic_bchan.c b/sys/i4b/layer1/iwic/i4b_iwic_bchan.c index 5e6948f..25cd1e2 100644 --- a/sys/i4b/layer1/iwic/i4b_iwic_bchan.c +++ b/sys/i4b/layer1/iwic/i4b_iwic_bchan.c @@ -435,7 +435,8 @@ iwic_bchannel_setup(int unit, int chan_no, int bprot, int activate) chan->rx_queue.ifq_maxlen = IFQ_MAXLEN; #if defined (__FreeBSD__) && __FreeBSD__ > 4 - mtx_init(&chan->rx_queue.ifq_mtx, "i4b_iwic_rx", MTX_DEF); + if(!mtx_initialized(&chan->rx_queue.ifq_mtx)) + mtx_init(&chan->rx_queue.ifq_mtx, "i4b_iwic_rx", MTX_DEF); #endif i4b_Bcleanifq(&chan->rx_queue); /* clean rx queue */ @@ -453,7 +454,8 @@ iwic_bchannel_setup(int unit, int chan_no, int bprot, int activate) chan->tx_queue.ifq_maxlen = IFQ_MAXLEN; #if defined (__FreeBSD__) && __FreeBSD__ > 4 - mtx_init(&chan->tx_queue.ifq_mtx, "i4b_iwic_tx", MTX_DEF); + if(!mtx_initqialized(&chan->tx_queue.ifq_mtx)) + mtx_init(&chan->tx_queue.ifq_mtx, "i4b_iwic_tx", MTX_DEF); #endif i4b_Bcleanifq(&chan->tx_queue); /* clean tx queue */ |