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authorWolfram Sang <wsa+renesas@sang-engineering.com>2016-03-01 17:39:20 +0100
committerMark Brown <broonie@kernel.org>2016-03-02 12:02:48 +0100
commit6a16c1765120abc8f58b2c5f275c95a33bb25572 (patch)
tree39360a0897c8d1cf21ced4e72ec6a2ff74ed10ae /sound
parentASoC: sh: rcar: core: don't open code of_device_get_match_data() (diff)
downloadlinux-6a16c1765120abc8f58b2c5f275c95a33bb25572.tar.xz
linux-6a16c1765120abc8f58b2c5f275c95a33bb25572.zip
ASoC: sh: rcar: rsrc-card: don't open code of_device_get_match_data()
This change will also make Coverity happy by avoiding a theoretical NULL pointer dereference; yet another reason is to use the above helper function to tighten the code and make it more readable. Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com> Acked-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/sh/rcar/rsrc-card.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/sound/soc/sh/rcar/rsrc-card.c b/sound/soc/sh/rcar/rsrc-card.c
index 8a357fdf1077..545e94245e62 100644
--- a/sound/soc/sh/rcar/rsrc-card.c
+++ b/sound/soc/sh/rcar/rsrc-card.c
@@ -71,7 +71,6 @@ struct rsrc_card_priv {
#define rsrc_priv_to_dev(priv) ((priv)->snd_card.dev)
#define rsrc_priv_to_link(priv, i) ((priv)->snd_card.dai_link + (i))
#define rsrc_priv_to_props(priv, i) ((priv)->dai_props + (i))
-#define rsrc_dev_to_of_data(dev) (of_match_device(rsrc_card_of_match, (dev))->data)
static int rsrc_card_startup(struct snd_pcm_substream *substream)
{
@@ -246,7 +245,7 @@ static int rsrc_card_parse_links(struct device_node *np,
struct device *dev = rsrc_priv_to_dev(priv);
const struct rsrc_card_of_data *of_data;
- of_data = rsrc_dev_to_of_data(dev);
+ of_data = of_device_get_match_data(dev);
/* FE is dummy */
dai_link->cpu_of_node = NULL;
@@ -396,7 +395,7 @@ static int rsrc_card_parse_of(struct device_node *node,
struct rsrc_card_priv *priv,
struct device *dev)
{
- const struct rsrc_card_of_data *of_data = rsrc_dev_to_of_data(dev);
+ const struct rsrc_card_of_data *of_data = of_device_get_match_data(dev);
struct rsrc_card_dai *props;
struct snd_soc_dai_link *links;
int ret;