V4L/DVB (10505): tda8290: Print an error if i2c_gate is not provided
While here, be sure that gate will be kept disabled if an error occurs.
Cc: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/common/tuners/tda8290.c b/drivers/media/common/tuners/tda8290.c
index 4b8662e..39697fa 100644
--- a/drivers/media/common/tuners/tda8290.c
+++ b/drivers/media/common/tuners/tda8290.c
@@ -566,8 +566,11 @@
u8 data;
struct i2c_msg msg = { .flags = I2C_M_RD, .buf = &data, .len = 1 };
- if (NULL == analog_ops->i2c_gate_ctrl)
+ if (!analog_ops->i2c_gate_ctrl) {
+ printk(KERN_ERR "tda8290: no gate control were provided!\n");
+
return -EINVAL;
+ }
analog_ops->i2c_gate_ctrl(fe, 1);
@@ -615,6 +618,7 @@
if (ret != 1) {
tuner_warn("tuner access failed!\n");
+ analog_ops->i2c_gate_ctrl(fe, 0);
return -EREMOTEIO;
}