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| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2019-07-10 16:59:55 +0900 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-08-29 08:29:44 +0200 |
| commit | c9479b9717c301c7e495082a10f4ade47bf4f702 (patch) | |
| tree | 06c294ea1b50c06c42213e04b8151139265c14c9 /include | |
| parent | f7d5b3dc4792a5fe0a4d6b8106a8f3eb20c3c24c (diff) | |
| download | linux-stable-c9479b9717c301c7e495082a10f4ade47bf4f702.tar.gz linux-stable-c9479b9717c301c7e495082a10f4ade47bf4f702.tar.bz2 linux-stable-c9479b9717c301c7e495082a10f4ade47bf4f702.zip | |
ASoC: simple_card_utils.h: care NULL dai at asoc_simple_debug_dai()
[ Upstream commit 52db6685932e326ed607644ab7ebdae8c194adda ]
props->xxx_dai might be NULL when DPCM.
This patch cares it for debug.
Fixes: commit 0580dde59438 ("ASoC: simple-card-utils: add asoc_simple_debug_info()")
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87o922gw4u.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/sound/simple_card_utils.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/sound/simple_card_utils.h b/include/sound/simple_card_utils.h index 3429888347e7..b3609e4c46e0 100644 --- a/include/sound/simple_card_utils.h +++ b/include/sound/simple_card_utils.h @@ -149,6 +149,10 @@ inline void asoc_simple_debug_dai(struct asoc_simple_priv *priv, { struct device *dev = simple_priv_to_dev(priv); + /* dai might be NULL */ + if (!dai) + return; + if (dai->name) dev_dbg(dev, "%s dai name = %s\n", name, dai->name); |