diff options
author | Lionel Debieve <lionel.debieve@st.com> | 2019-04-01 12:30:45 +0200 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-12-05 15:35:32 +0100 |
commit | 665eb2dbc8f6fd47d97805a32f9b7385c80312a2 (patch) | |
tree | 2972a6bbdbf058debb1a12801a61b8bc98c65006 /drivers/char/hw_random/stm32-rng.c | |
parent | 08d5c69a81cb603aaab69496fbfd3ec511069031 (diff) |
hwrng: stm32 - fix unbalanced pm_runtime_enable
commit af0d4442dd6813de6e77309063beb064fa8e89ae upstream.
No remove function implemented yet in the driver.
Without remove function, the pm_runtime implementation
complains when removing and probing again the driver.
Signed-off-by: Lionel Debieve <lionel.debieve@st.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/char/hw_random/stm32-rng.c')
-rw-r--r-- | drivers/char/hw_random/stm32-rng.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/char/hw_random/stm32-rng.c b/drivers/char/hw_random/stm32-rng.c index 83c695938a2d..f53d47e3355d 100644 --- a/drivers/char/hw_random/stm32-rng.c +++ b/drivers/char/hw_random/stm32-rng.c @@ -166,6 +166,13 @@ static int stm32_rng_probe(struct platform_device *ofdev) return devm_hwrng_register(dev, &priv->rng); } +static int stm32_rng_remove(struct platform_device *ofdev) +{ + pm_runtime_disable(&ofdev->dev); + + return 0; +} + #ifdef CONFIG_PM static int stm32_rng_runtime_suspend(struct device *dev) { @@ -202,6 +209,7 @@ static struct platform_driver stm32_rng_driver = { .of_match_table = stm32_rng_match, }, .probe = stm32_rng_probe, + .remove = stm32_rng_remove, }; module_platform_driver(stm32_rng_driver); |