diff options
| -rw-r--r-- | crypto/ecc.c | 22 | ||||
| -rw-r--r-- | drivers/crypto/intel/qat/qat_common/adf_aer.c | 19 | ||||
| -rw-r--r-- | include/crypto/internal/ecc.h | 15 |
3 files changed, 29 insertions, 27 deletions
diff --git a/crypto/ecc.c b/crypto/ecc.c index c1d2e884be1e..fe761256e335 100644 --- a/crypto/ecc.c +++ b/crypto/ecc.c @@ -68,6 +68,28 @@ const struct ecc_curve *ecc_get_curve(unsigned int curve_id) } EXPORT_SYMBOL(ecc_get_curve); +void ecc_digits_from_bytes(const u8 *in, unsigned int nbytes, + u64 *out, unsigned int ndigits) +{ + int diff = ndigits - DIV_ROUND_UP(nbytes, sizeof(u64)); + unsigned int o = nbytes & 7; + __be64 msd = 0; + + /* diff > 0: not enough input bytes: set most significant digits to 0 */ + if (diff > 0) { + ndigits -= diff; + memset(&out[ndigits - 1], 0, diff * sizeof(u64)); + } + + if (o) { + memcpy((u8 *)&msd + sizeof(msd) - o, in, o); + out[--ndigits] = be64_to_cpu(msd); + in += o; + } + ecc_swap_digits(in, out, ndigits); +} +EXPORT_SYMBOL(ecc_digits_from_bytes); + static u64 *ecc_alloc_digits_space(unsigned int ndigits) { size_t len = ndigits * sizeof(u64); diff --git a/drivers/crypto/intel/qat/qat_common/adf_aer.c b/drivers/crypto/intel/qat/qat_common/adf_aer.c index 9da2278bd5b7..04260f61d042 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_aer.c +++ b/drivers/crypto/intel/qat/qat_common/adf_aer.c @@ -130,8 +130,7 @@ static void adf_device_reset_worker(struct work_struct *work) if (adf_dev_restart(accel_dev)) { /* The device hanged and we can't restart it so stop here */ dev_err(&GET_DEV(accel_dev), "Restart device failed\n"); - if (reset_data->mode == ADF_DEV_RESET_ASYNC || - completion_done(&reset_data->compl)) + if (reset_data->mode == ADF_DEV_RESET_ASYNC) kfree(reset_data); WARN(1, "QAT: device restart failed. Device is unusable\n"); return; @@ -147,16 +146,8 @@ static void adf_device_reset_worker(struct work_struct *work) adf_dev_restarted_notify(accel_dev); clear_bit(ADF_STATUS_RESTARTING, &accel_dev->status); - /* - * The dev is back alive. Notify the caller if in sync mode - * - * If device restart will take a more time than expected, - * the schedule_reset() function can timeout and exit. This can be - * detected by calling the completion_done() function. In this case - * the reset_data structure needs to be freed here. - */ - if (reset_data->mode == ADF_DEV_RESET_ASYNC || - completion_done(&reset_data->compl)) + /* The dev is back alive. Notify the caller if in sync mode */ + if (reset_data->mode == ADF_DEV_RESET_ASYNC) kfree(reset_data); else complete(&reset_data->compl); @@ -191,10 +182,10 @@ static int adf_dev_aer_schedule_reset(struct adf_accel_dev *accel_dev, if (!timeout) { dev_err(&GET_DEV(accel_dev), "Reset device timeout expired\n"); + cancel_work_sync(&reset_data->reset_work); ret = -EFAULT; - } else { - kfree(reset_data); } + kfree(reset_data); return ret; } return 0; diff --git a/include/crypto/internal/ecc.h b/include/crypto/internal/ecc.h index 7ca1f463d1ec..f7e75e1e71f3 100644 --- a/include/crypto/internal/ecc.h +++ b/include/crypto/internal/ecc.h @@ -64,19 +64,8 @@ static inline void ecc_swap_digits(const void *in, u64 *out, unsigned int ndigit * @out Output digits array * @ndigits: Number of digits to create from byte array */ -static inline void ecc_digits_from_bytes(const u8 *in, unsigned int nbytes, - u64 *out, unsigned int ndigits) -{ - unsigned int o = nbytes & 7; - __be64 msd = 0; - - if (o) { - memcpy((u8 *)&msd + sizeof(msd) - o, in, o); - out[--ndigits] = be64_to_cpu(msd); - in += o; - } - ecc_swap_digits(in, out, ndigits); -} +void ecc_digits_from_bytes(const u8 *in, unsigned int nbytes, + u64 *out, unsigned int ndigits); /** * ecc_is_key_valid() - Validate a given ECDH private key |