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path: root/drivers/media/dvb-core
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Diffstat (limited to 'drivers/media/dvb-core')
-rw-r--r--drivers/media/dvb-core/dvb_demux.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/media/dvb-core/dvb_demux.c b/drivers/media/dvb-core/dvb_demux.c
index 58de4410c52..6c7ff0cdcd3 100644
--- a/drivers/media/dvb-core/dvb_demux.c
+++ b/drivers/media/dvb-core/dvb_demux.c
@@ -435,7 +435,7 @@ static void dvb_dmx_swfilter_packet(struct dvb_demux *demux, const u8 *buf)
dprintk_tscheck("TEI detected. "
"PID=0x%x data1=0x%x\n",
pid, buf[1]);
- /* data in this packet cant be trusted - drop it unless
+ /* data in this packet can't be trusted - drop it unless
* module option dvb_demux_feed_err_pkts is set */
if (!dvb_demux_feed_err_pkts)
return;
@@ -1032,8 +1032,13 @@ static int dmx_section_feed_release_filter(struct dmx_section_feed *feed,
return -EINVAL;
}
- if (feed->is_filtering)
+ if (feed->is_filtering) {
+ /* release dvbdmx->mutex as far as it is
+ acquired by stop_filtering() itself */
+ mutex_unlock(&dvbdmx->mutex);
feed->stop_filtering(feed);
+ mutex_lock(&dvbdmx->mutex);
+ }
spin_lock_irq(&dvbdmx->lock);
f = dvbdmxfeed->filter;