diff options
| author | Antti Palosaari <crope@iki.fi> | 2013-12-08 23:19:11 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2013-12-19 12:24:25 +0100 |
| commit | 4fc578768c81f2dd20eee037eaf1be44a19779b2 (patch) | |
| tree | 4143259dc3b0c43bde7a38369abf65e0dc31393a /drivers/media/dvb-frontends/m88ds3103.c | |
| parent | [media] m88ts2022: convert to Kernel I2C driver model (diff) | |
| download | linux-4fc578768c81f2dd20eee037eaf1be44a19779b2.tar.xz linux-4fc578768c81f2dd20eee037eaf1be44a19779b2.zip | |
[media] m88ds3103: fix possible i2c deadlock
Adapter is locked by I2C core already. Use unlocked i2c_transfer()
version __i2c_transfer() to avoid deadlock.
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers/media/dvb-frontends/m88ds3103.c')
| -rw-r--r-- | drivers/media/dvb-frontends/m88ds3103.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/dvb-frontends/m88ds3103.c b/drivers/media/dvb-frontends/m88ds3103.c index 76bd85aa8f4e..b5503ed02534 100644 --- a/drivers/media/dvb-frontends/m88ds3103.c +++ b/drivers/media/dvb-frontends/m88ds3103.c @@ -1159,7 +1159,7 @@ static int m88ds3103_select(struct i2c_adapter *adap, void *mux_priv, u32 chan) mutex_lock(&priv->i2c_mutex); /* open tuner I2C repeater for 1 xfer, closes automatically */ - ret = i2c_transfer(priv->i2c, gate_open_msg, 1); + ret = __i2c_transfer(priv->i2c, gate_open_msg, 1); if (ret != 1) { dev_warn(&priv->i2c->dev, "%s: i2c wr failed=%d\n", KBUILD_MODNAME, ret); |