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Commit 4fc57876 authored by Antti Palosaari's avatar Antti Palosaari Committed by Mauro Carvalho Chehab
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[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: default avatarAntti Palosaari <crope@iki.fi>
Signed-off-by: default avatarMauro Carvalho Chehab <m.chehab@samsung.com>
parent eafa2ad6

drivers/media/dvb-frontends/m88ds3103.c

+1 −1
Original line number Diff line number Diff line
@@ -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);