Commit 29f95bd7 authored Oct 29, 2014 by Jianqun Committed by Mark Brown Oct 29, 2014

ASoC: rockchip-i2s: fix infinite loop in rockchip_snd_rxctrl



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

parent f114040e

sound/soc/rockchip/rockchip_i2s.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -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;
		}
		}
		}
		}