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path: root/drivers/crypto/stm32/stm32-crc32.c
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-rw-r--r--drivers/crypto/stm32/stm32-crc32.c19
1 files changed, 6 insertions, 13 deletions
diff --git a/drivers/crypto/stm32/stm32-crc32.c b/drivers/crypto/stm32/stm32-crc32.c
index 90a920e7f6..b0cf6d2fd3 100644
--- a/drivers/crypto/stm32/stm32-crc32.c
+++ b/drivers/crypto/stm32/stm32-crc32.c
@@ -104,7 +104,7 @@ static struct stm32_crc *stm32_crc_get_next_crc(void)
struct stm32_crc *crc;
spin_lock_bh(&crc_list.lock);
- crc = list_first_entry(&crc_list.dev_list, struct stm32_crc, list);
+ crc = list_first_entry_or_null(&crc_list.dev_list, struct stm32_crc, list);
if (crc)
list_move_tail(&crc->list, &crc_list.dev_list);
spin_unlock_bh(&crc_list.lock);
@@ -283,7 +283,6 @@ static struct shash_alg algs[] = {
.cra_priority = 200,
.cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
.cra_blocksize = CHKSUM_BLOCK_SIZE,
- .cra_alignmask = 3,
.cra_ctxsize = sizeof(struct stm32_crc_ctx),
.cra_module = THIS_MODULE,
.cra_init = stm32_crc32_cra_init,
@@ -305,7 +304,6 @@ static struct shash_alg algs[] = {
.cra_priority = 200,
.cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
.cra_blocksize = CHKSUM_BLOCK_SIZE,
- .cra_alignmask = 3,
.cra_ctxsize = sizeof(struct stm32_crc_ctx),
.cra_module = THIS_MODULE,
.cra_init = stm32_crc32c_cra_init,
@@ -379,16 +377,11 @@ static int stm32_crc_probe(struct platform_device *pdev)
return 0;
}
-static int stm32_crc_remove(struct platform_device *pdev)
+static void stm32_crc_remove(struct platform_device *pdev)
{
struct stm32_crc *crc = platform_get_drvdata(pdev);
int ret = pm_runtime_get_sync(crc->dev);
- if (ret < 0) {
- pm_runtime_put_noidle(crc->dev);
- return ret;
- }
-
spin_lock(&crc_list.lock);
list_del(&crc->list);
spin_unlock(&crc_list.lock);
@@ -401,9 +394,9 @@ static int stm32_crc_remove(struct platform_device *pdev)
pm_runtime_disable(crc->dev);
pm_runtime_put_noidle(crc->dev);
- clk_disable_unprepare(crc->clk);
-
- return 0;
+ if (ret >= 0)
+ clk_disable(crc->clk);
+ clk_unprepare(crc->clk);
}
static int __maybe_unused stm32_crc_suspend(struct device *dev)
@@ -472,7 +465,7 @@ MODULE_DEVICE_TABLE(of, stm32_dt_ids);
static struct platform_driver stm32_crc_driver = {
.probe = stm32_crc_probe,
- .remove = stm32_crc_remove,
+ .remove_new = stm32_crc_remove,
.driver = {
.name = DRIVER_NAME,
.pm = &stm32_crc_pm_ops,