diff options
Diffstat (limited to 'drivers/crypto/stm32/stm32-hash.c')
| -rw-r--r-- | drivers/crypto/stm32/stm32-hash.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/crypto/stm32/stm32-hash.c b/drivers/crypto/stm32/stm32-hash.c index 4a6cc8a3045d..bfc49e67124b 100644 --- a/drivers/crypto/stm32/stm32-hash.c +++ b/drivers/crypto/stm32/stm32-hash.c @@ -181,8 +181,6 @@ struct stm32_hash_dev { u32 dma_mode; u32 dma_maxburst; - spinlock_t lock; /* lock to protect queue */ - struct ahash_request *req; struct crypto_engine *engine; @@ -977,7 +975,7 @@ static int stm32_hash_export(struct ahash_request *req, void *out) pm_runtime_get_sync(hdev->dev); - while (!(stm32_hash_read(hdev, HASH_SR) & HASH_SR_DATA_INPUT_READY)) + while ((stm32_hash_read(hdev, HASH_SR) & HASH_SR_BUSY)) cpu_relax(); rctx->hw_context = kmalloc_array(3 + HASH_CSR_REGISTER_NUMBER, |