pm_runtime_get_sync() increments the runtime PM usage counter even it returns an error code. Thus a pairing decrement is needed on the error handling path to keep the counter balanced. Signed-off-by: Dinghao Liu <dinghao.liu@xxxxxxxxxx> --- drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c index 84d52fc3a2da..b1c766bf4483 100644 --- a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c +++ b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c @@ -359,6 +359,7 @@ int sun8i_ss_cipher_init(struct crypto_tfm *tfm) return 0; error_pm: + pm_runtime_put_sync(op->ss->dev); crypto_free_sync_skcipher(op->fallback_tfm); return err; } -- 2.17.1