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author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2015-12-17 05:56:31 +0300 |
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committer | Mark Brown <broonie@kernel.org> | 2015-12-18 15:10:56 +0300 |
commit | 52dc68524327ed7bedfc2856bca4fa634f11141a (patch) | |
tree | 76b2424f1f0dd3e3fb878926cf3c4d38f0131756 | |
parent | c90269c1fbfcb3082d379237f0912ea231e90a24 (diff) | |
download | linux-52dc68524327ed7bedfc2856bca4fa634f11141a.tar.xz |
ASoC: rsnd: rsnd_dai_connect() returns error if it connect to existing mod
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r-- | sound/soc/sh/rcar/core.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c index 44f32c1db05d..e59dc8a461bb 100644 --- a/sound/soc/sh/rcar/core.c +++ b/sound/soc/sh/rcar/core.c @@ -354,6 +354,9 @@ int rsnd_dai_connect(struct rsnd_mod *mod, if (!mod) return -EIO; + if (io->mod[type]) + return -EINVAL; + priv = rsnd_mod_to_priv(mod); dev = rsnd_priv_to_dev(priv); |