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[v2,2/5] ASoC: rt1308-sdw: Fix return check for devm_regmap_init_sdw()

Message ID 20200826163340.3249608-3-vkoul@kernel.org (mailing list archive)
State New, archived
Headers show
Series ASoC: Fix return check for devm_regmap_init_sdw() | expand

Commit Message

Vinod Koul Aug. 26, 2020, 4:33 p.m. UTC 
devm_regmap_init_sdw() returns a valid pointer on success or ERR_PTR on
failure which should be checked with IS_ERR. Also use PTR_ERR for
returning error codes.

Reported-by: Takashi Iwai <tiwai@suse.de>
Fixes: a87a6653a28c ("ASoC: rt1308-sdw: add rt1308 SdW amplifier driver")
Signed-off-by: Vinod Koul <vkoul@kernel.org>
---
 sound/soc/codecs/rt1308-sdw.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/sound/soc/codecs/rt1308-sdw.c b/sound/soc/codecs/rt1308-sdw.c
index b0ba0d2acbdd..56e952a904a3 100644
--- a/sound/soc/codecs/rt1308-sdw.c
+++ b/sound/soc/codecs/rt1308-sdw.c
@@ -684,8 +684,8 @@  static int rt1308_sdw_probe(struct sdw_slave *slave,
 
 	/* Regmap Initialization */
 	regmap = devm_regmap_init_sdw(slave, &rt1308_sdw_regmap);
-	if (!regmap)
-		return -EINVAL;
+	if (IS_ERR(regmap))
+		return PTR_ERR(regmap);
 
 	rt1308_sdw_init(&slave->dev, regmap, slave);