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i2c: mux: demux-pinctrl: invalidate properly when switching fails

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Make sure the index to the active channel is invalidated when switching
fails.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Wolfram Sang 2016-08-22 16:52:21 +02:00 committed by Wolfram Sang
parent fa8410b355
commit 9a5382e8ff
1 changed files with 1 additions and 0 deletions
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drivers/i2c/muxes/i2c-demux-pinctrl.c
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@ -107,6 +107,7 @@ static int i2c_demux_activate_master(struct i2c_demux_pinctrl_priv *priv, u32 ne
of_changeset_revert(&priv->chan[new_chan].chgset);
err:
dev_err(priv->dev, "failed to setup demux-adapter %d (%d)\n", new_chan, ret);
priv->cur_chan = -EINVAL;
return ret;
}