This is a note to let you know that I've just added the patch titled ASoC: stm32: spdifrx: fix regmap status check to the 5.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: asoc-stm32-spdifrx-fix-regmap-status-check.patch and it can be found in the queue-5.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 6f95717e9e0fef9c2332188717e4b548c6a54e28 Author: Olivier Moysan <olivier.moysan@xxxxxx> Date: Wed Mar 18 15:41:23 2020 +0100 ASoC: stm32: spdifrx: fix regmap status check commit a168dae5ea14283e8992d5282237bb0d6a3e1c06 upstream. Release resources when exiting on error. Fixes: 1a5c0b28fc56 ("ASoC: stm32: spdifrx: manage identification registers") Signed-off-by: Olivier Moysan <olivier.moysan@xxxxxx> Link: https://lore.kernel.org/r/20200318144125.9163-2-olivier.moysan@xxxxxx Signed-off-by: Mark Brown <broonie@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> diff --git a/sound/soc/stm/stm32_spdifrx.c b/sound/soc/stm/stm32_spdifrx.c index e53fb4bd66b36..9fc2a1767eb1d 100644 --- a/sound/soc/stm/stm32_spdifrx.c +++ b/sound/soc/stm/stm32_spdifrx.c @@ -995,6 +995,8 @@ 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),