Data type of return value is unsigned int, but in function of dvb_demux_poll,
when the pointer of dmxdevfilter equals NULL, it will return -EINVAL, which
is invalid.
Signed-off-by: Changbing Xiong <cb.xi...@samsung.com>
---
drivers/media/dvb-core/dmxdev.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
mode change 100644 => 100755 drivers/media/dvb-core/dmxdev.c
diff --git a/drivers/media/dvb-core/dmxdev.c b/drivers/media/dvb-core/dmxdev.c
old mode 100644
new mode 100755
index c0363f1..7a5c070
--- a/drivers/media/dvb-core/dmxdev.c
+++ b/drivers/media/dvb-core/dmxdev.c
@@ -1088,7 +1088,7 @@ static unsigned int dvb_demux_poll(struct file *file,
poll_table *wait)
unsigned int mask = 0;
if (!dmxdevfilter)
- return -EINVAL;
+ return POLLERR;
poll_wait(file, &dmxdevfilter->buffer.queue, wait);
--
1.7.9.5
--
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