From 21781e87881f9c420871b1d1f3f29d4cd7bffb10 Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Wed, 1 Nov 2017 07:16:58 +0000 Subject: [PATCH] ASoC: rsnd: rsnd_ssi_run_mods() needs to care ssi_parent_mod SSI parent mod might be NULL. ssi_parent_mod() needs to care about it. Otherwise, it uses negative shift. This patch fixes it. Signed-off-by: Kuninori Morimoto Signed-off-by: Mark Brown --- sound/soc/sh/rcar/ssi.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c index 58e3420a1f05..43c31d153ea6 100644 --- a/sound/soc/sh/rcar/ssi.c +++ b/sound/soc/sh/rcar/ssi.c @@ -195,10 +195,15 @@ static u32 rsnd_ssi_run_mods(struct rsnd_dai_stream *io) { struct rsnd_mod *ssi_mod = rsnd_io_to_mod_ssi(io); struct rsnd_mod *ssi_parent_mod = rsnd_io_to_mod_ssip(io); + u32 mods; - return rsnd_ssi_multi_slaves_runtime(io) | - 1 << rsnd_mod_id(ssi_mod) | - 1 << rsnd_mod_id(ssi_parent_mod); + mods = rsnd_ssi_multi_slaves_runtime(io) | + 1 << rsnd_mod_id(ssi_mod); + + if (ssi_parent_mod) + mods |= 1 << rsnd_mod_id(ssi_parent_mod); + + return mods; } u32 rsnd_ssi_multi_slaves_runtime(struct rsnd_dai_stream *io) -- 2.30.2