[PATCH v2 1/6] raw/ifpga: remove check around pthread_mutex_init()

[Ariel Otilibili <otilibil@eurecom.fr>]

> pthread_mutex_init always returns 0. The other mutex functions
> return 0 on success and a non-zero error code on error.

Link: https://man7.org/linux/man-pages/man3/pthread_mutex_lock.3.html
Bugzilla ID: 1586
Signed-off-by: Ariel Otilibili <otilibil@eurecom.fr>
---
 drivers/raw/ifpga/base/opae_intel_max10.c     |  5 +----
 drivers/raw/ifpga/base/opae_spi_transaction.c | 11 +++--------
 2 files changed, 4 insertions(+), 12 deletions(-)

diff --git a/drivers/raw/ifpga/base/opae_intel_max10.c b/drivers/raw/ifpga/base/opae_intel_max10.c
index d5a9ceb6e355..58c884a8d8e1 100644
--- a/drivers/raw/ifpga/base/opae_intel_max10.c
+++ b/drivers/raw/ifpga/base/opae_intel_max10.c
@@ -1486,10 +1486,7 @@ intel_max10_device_init(struct intel_max10_device *dev)
 		if (ret)
 			return ret;
 
-		ret = pthread_mutex_init(&dev->bmc_ops.lock, NULL);
-		if (ret)
-			return ret;
-
+		pthread_mutex_init(&dev->bmc_ops.lock, NULL);
 		if (!dev->bmc_ops.mutex)
 			dev->bmc_ops.mutex = &dev->bmc_ops.lock;
 	}
diff --git a/drivers/raw/ifpga/base/opae_spi_transaction.c b/drivers/raw/ifpga/base/opae_spi_transaction.c
index 21015eb95ef5..49d51c7bc3ab 100644
--- a/drivers/raw/ifpga/base/opae_spi_transaction.c
+++ b/drivers/raw/ifpga/base/opae_spi_transaction.c
@@ -494,7 +494,6 @@ struct spi_transaction_dev *spi_transaction_init(struct altera_spi_device *dev,
 		int chipselect)
 {
 	struct spi_transaction_dev *spi_tran_dev;
-	int ret;
 
 	spi_tran_dev = opae_malloc(sizeof(struct spi_transaction_dev));
 	if (!spi_tran_dev)
@@ -507,11 +506,7 @@ struct spi_transaction_dev *spi_transaction_init(struct altera_spi_device *dev,
 	if (!spi_tran_dev->buffer)
 		goto err;
 
-	ret = pthread_mutex_init(&spi_tran_dev->lock, NULL);
-	if (ret) {
-		dev_err(spi_tran_dev, "fail to init mutex lock\n");
-		goto err;
-	}
+	pthread_mutex_init(&spi_tran_dev->lock, NULL);
 	if (dev->mutex) {
 		dev_info(NULL, "use multi-process mutex in spi\n");
 		spi_tran_dev->mutex = dev->mutex;
@@ -523,8 +518,8 @@ struct spi_transaction_dev *spi_transaction_init(struct altera_spi_device *dev,
 	return spi_tran_dev;
 
 err:
-	opae_free(spi_tran_dev);
-	return NULL;
+       opae_free(spi_tran_dev);
+       return NULL;
 }
 
 void spi_transaction_remove(struct spi_transaction_dev *dev)
-- 
2.30.2