crypto: stm32 - drop pointless static qualifier in stm32_hash_remove()

There is no need to have the struct stm32_hash_dev *hdev static
since new value always be assigned before use it.
Signed-off-by: Mao Wenan <maowenan@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/stm32/stm32-hash.c

@@ -1564,7 +1564,7 @@ static int stm32_hash_probe(struct platform_device *pdev)
 
 static int stm32_hash_remove(struct platform_device *pdev)
 {
-	static struct stm32_hash_dev *hdev;
+	struct stm32_hash_dev *hdev;
 	int ret;
 
 	hdev = platform_get_drvdata(pdev);