diff --git a/drivers/media/rc/lirc_dev.c b/drivers/media/rc/lirc_dev.c index 18b4daed8065..17d2723148b7 100644 --- a/drivers/media/rc/lirc_dev.c +++ b/drivers/media/rc/lirc_dev.c @@ -651,6 +651,9 @@ ssize_t lirc_dev_fop_read(struct file *file, return -ENODEV; } + if (!LIRC_CAN_REC(ir->d.features)) + return -EINVAL; + dev_dbg(ir->d.dev, LOGHEAD "read called\n", ir->d.name, ir->d.minor); buf = kzalloc(ir->chunk_size, GFP_KERNEL);