diff options
Diffstat (limited to 'drivers/media/dvb-core/dmxdev.c')
| -rw-r--r-- | drivers/media/dvb-core/dmxdev.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/media/dvb-core/dmxdev.c b/drivers/media/dvb-core/dmxdev.c index c0363f1b6c90..abff803ad69a 100644 --- a/drivers/media/dvb-core/dmxdev.c +++ b/drivers/media/dvb-core/dmxdev.c @@ -1087,8 +1087,8 @@ static unsigned int dvb_demux_poll(struct file *file, poll_table *wait) struct dmxdev_filter *dmxdevfilter = file->private_data; unsigned int mask = 0; - if (!dmxdevfilter) - return -EINVAL; + if ((!dmxdevfilter) || dmxdevfilter->dev->exit) + return POLLERR; poll_wait(file, &dmxdevfilter->buffer.queue, wait); @@ -1181,6 +1181,9 @@ static unsigned int dvb_dvr_poll(struct file *file, poll_table *wait) dprintk("function : %s\n", __func__); + if (dmxdev->exit) + return POLLERR; + poll_wait(file, &dmxdev->dvr_buffer.queue, wait); if ((file->f_flags & O_ACCMODE) == O_RDONLY) { |