summaryrefslogtreecommitdiffstats
path: root/drivers
diff options
context:
space:
mode:
authorSean Young2012-08-13 13:59:49 +0200
committerMauro Carvalho Chehab2012-08-13 21:19:14 +0200
commitd07df223abb42c97dbaf2d26226c3882bcb3a3cf (patch)
treeb8cba6415d37d32da3fcd82184fa4f962d0d3ebd /drivers
parent[media] saa7134: simplify timer activation (diff)
downloadkernel-qcow2-linux-d07df223abb42c97dbaf2d26226c3882bcb3a3cf.tar.gz
kernel-qcow2-linux-d07df223abb42c97dbaf2d26226c3882bcb3a3cf.tar.xz
kernel-qcow2-linux-d07df223abb42c97dbaf2d26226c3882bcb3a3cf.zip
[media] rc: transmit on device which does not support it should fail
Currently write() will return 0 if an IR device does not support sending. Signed-off-by: Sean Young <sean@mess.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/rc/ir-lirc-codec.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/rc/ir-lirc-codec.c b/drivers/media/rc/ir-lirc-codec.c
index 5faba2a2fdd3..d2fd064474aa 100644
--- a/drivers/media/rc/ir-lirc-codec.c
+++ b/drivers/media/rc/ir-lirc-codec.c
@@ -105,7 +105,7 @@ static ssize_t ir_lirc_transmit_ir(struct file *file, const char __user *buf,
struct lirc_codec *lirc;
struct rc_dev *dev;
unsigned int *txbuf; /* buffer with values to transmit */
- ssize_t ret = 0;
+ ssize_t ret = -EINVAL;
size_t count;
lirc = lirc_get_pdata(file);