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ASoC: audio-graph-card2: fix off by one in graph_parse_node_multi_nm()

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The > comparison should be >= to avoid writing one element beyond the end
of the dai_link->ch_maps[] array.  The dai_link->ch_maps[] array is
allocated in graph_parse_node_multi() and it has "nm_max" elements.

Fixes: e2de6808df ("ASoC: audio-graph-card2: add CPU:Codec = N:M support")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/1032216f-902f-48f9-aa49-9d5ece8e87f2@moroto.mountain
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Dan Carpenter 2023-12-04 15:42:07 +03:00 committed by Mark Brown
parent 8527ecc6cf
commit d685aea5e0
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1 changed files with 1 additions and 1 deletions
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2
sound/soc/generic/audio-graph-card2.c
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@ -557,7 +557,7 @@ static int graph_parse_node_multi_nm(struct snd_soc_dai_link *dai_link,
struct device_node *mcodec_port;
int codec_idx;
if (*nm_idx > nm_max)
if (*nm_idx >= nm_max)
break;
mcpu_ep_n = of_get_next_child(mcpu_port, mcpu_ep_n);