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Commit 0cf77185 authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Mark Brown
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ASoC: rsnd: tidyup rsnd_io_to_runtime() macro 



Avoid NULL pointer access

Signed-off-by: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 170a2497

sound/soc/sh/rcar/rsnd.h

+2 −1
Original line number Diff line number Diff line
@@ -303,7 +303,8 @@ struct rsnd_dai *rsnd_dai_get(struct rsnd_priv *priv, int id); 
int rsnd_dai_is_play(struct rsnd_dai *rdai, struct rsnd_dai_stream *io);

int rsnd_dai_id(struct rsnd_priv *priv, struct rsnd_dai *rdai);

#define rsnd_dai_get_platform_info(rdai) ((rdai)->info)

#define rsnd_io_to_runtime(io) ((io)->substream->runtime)

#define rsnd_io_to_runtime(io) ((io)->substream ? \

				(io)->substream->runtime : NULL)



void rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int cnt);

int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional);