[PATCH 1/3] ASoC: stm32: spdifrx: fix regmap status check

From: Olivier Moysan
Date: Wed Mar 18 2020 - 10:43:02 EST


Release resources when exiting on error.

Fixes: 1a5c0b28fc56 ("ASoC: stm32: spdifrx: manage identification registers")

Signed-off-by: Olivier Moysan <olivier.moysan@xxxxxx>
---
sound/soc/stm/stm32_spdifrx.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/sound/soc/stm/stm32_spdifrx.c b/sound/soc/stm/stm32_spdifrx.c
index 49766afdae61..301f8463390f 100644
--- a/sound/soc/stm/stm32_spdifrx.c
+++ b/sound/soc/stm/stm32_spdifrx.c
@@ -1020,6 +1020,8 @@ static int stm32_spdifrx_probe(struct platform_device *pdev)

if (idr == SPDIFRX_IPIDR_NUMBER) {
ret = regmap_read(spdifrx->regmap, STM32_SPDIFRX_VERR, &ver);
+ if (ret)
+ goto error;

dev_dbg(&pdev->dev, "SPDIFRX version: %lu.%lu registered\n",
FIELD_GET(SPDIFRX_VERR_MAJ_MASK, ver),
--
2.17.1