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ASoC: rockchip-i2s: fix infinite loop in rockchip_snd_rxctrl

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We can get into an infinite loop if the I2S_CLR register fails to
clear due to a missing break statement, so add that.

Signed-off-by: Jianqun <jay.xu@rock-chips.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Cc: stable@vger.kernel.org
This commit is contained in:
Jianqun 2014-10-29 17:45:51 +08:00 committed by Mark Brown
parent f114040e3e
commit 29f95bd76f
1 changed files with 3 additions and 1 deletions
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4
sound/soc/rockchip/rockchip_i2s.c
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@ -154,8 +154,10 @@ static void rockchip_snd_rxctrl(struct rk_i2s_dev *i2s, int on)
while (val) {
regmap_read(i2s->regmap, I2S_CLR, &val);
retry--;
if (!retry)
if (!retry) {
dev_warn(i2s->dev, "fail to clear\n");
break;
}
}
}
}