We have more detailed error values available, return them in the core
driver and the calling drivers to return proper errors to callers.
Reviewed-by: Vincent Mailhol <mailhol.vincent@wanadoo.fr>
Reviewed-by: Dhruva Gole <d-gole@ti.com>
Reviewed-by: Kendall Willis <k-willis@ti.com>
Signed-off-by: Markus Schneider-Pargmann (TI.com) <msp@baylibre.com>
---
drivers/net/can/m_can/m_can.c | 6 +++---
drivers/net/can/m_can/m_can_pci.c | 4 ++--
drivers/net/can/m_can/m_can_platform.c | 4 ++--
drivers/net/can/m_can/tcan4x5x-core.c | 4 ++--
4 files changed, 9 insertions(+), 9 deletions(-)
diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c
index e5588e2205797be03090a7317e9d3518bc09b054..835b03db1003db6ffa21044ac756676fb193f64d 100644
--- a/drivers/net/can/m_can/m_can.c
+++ b/drivers/net/can/m_can/m_can.c
@@ -2390,7 +2390,7 @@ struct m_can_classdev *m_can_class_allocate_dev(struct device *dev,
sizeof(mram_config_vals) / 4);
if (ret) {
dev_err(dev, "Could not get Message RAM configuration.");
- goto out;
+ return ERR_PTR(ret);
}
if (dev->of_node && of_property_read_bool(dev->of_node, "wakeup-source"))
@@ -2405,7 +2405,7 @@ struct m_can_classdev *m_can_class_allocate_dev(struct device *dev,
net_dev = alloc_candev(sizeof_priv, tx_fifo_size);
if (!net_dev) {
dev_err(dev, "Failed to allocate CAN device");
- goto out;
+ return ERR_PTR(-ENOMEM);
}
class_dev = netdev_priv(net_dev);
@@ -2415,7 +2415,7 @@ struct m_can_classdev *m_can_class_allocate_dev(struct device *dev,
m_can_of_parse_mram(class_dev, mram_config_vals);
spin_lock_init(&class_dev->tx_handling_spinlock);
-out:
+
return class_dev;
}
EXPORT_SYMBOL_GPL(m_can_class_allocate_dev);
diff --git a/drivers/net/can/m_can/m_can_pci.c b/drivers/net/can/m_can/m_can_pci.c
index 9ad7419f88f83016e93667f4847fe536eca39ad1..eb31ed1f964491ab41c7811be317706a09951390 100644
--- a/drivers/net/can/m_can/m_can_pci.c
+++ b/drivers/net/can/m_can/m_can_pci.c
@@ -111,8 +111,8 @@ static int m_can_pci_probe(struct pci_dev *pci, const struct pci_device_id *id)
mcan_class = m_can_class_allocate_dev(&pci->dev,
sizeof(struct m_can_pci_priv));
- if (!mcan_class)
- return -ENOMEM;
+ if (IS_ERR(mcan_class))
+ return PTR_ERR(mcan_class);
priv = cdev_to_priv(mcan_class);
diff --git a/drivers/net/can/m_can/m_can_platform.c b/drivers/net/can/m_can/m_can_platform.c
index b832566efda042929486578fad1879c7ad4a0cff..40bd10f71f0e2fab847c40c5bd5f7d85d3d46712 100644
--- a/drivers/net/can/m_can/m_can_platform.c
+++ b/drivers/net/can/m_can/m_can_platform.c
@@ -87,8 +87,8 @@ static int m_can_plat_probe(struct platform_device *pdev)
mcan_class = m_can_class_allocate_dev(&pdev->dev,
sizeof(struct m_can_plat_priv));
- if (!mcan_class)
- return -ENOMEM;
+ if (IS_ERR(mcan_class))
+ return PTR_ERR(mcan_class);
priv = cdev_to_priv(mcan_class);
diff --git a/drivers/net/can/m_can/tcan4x5x-core.c b/drivers/net/can/m_can/tcan4x5x-core.c
index 39b0b5277b11f5cf86137528e7ebea93a6d29c80..31cc9d0abd45360de8700d0a0270af8d3e42967d 100644
--- a/drivers/net/can/m_can/tcan4x5x-core.c
+++ b/drivers/net/can/m_can/tcan4x5x-core.c
@@ -416,8 +416,8 @@ static int tcan4x5x_can_probe(struct spi_device *spi)
mcan_class = m_can_class_allocate_dev(&spi->dev,
sizeof(struct tcan4x5x_priv));
- if (!mcan_class)
- return -ENOMEM;
+ if (IS_ERR(mcan_class))
+ return PTR_ERR(mcan_class);
ret = m_can_check_mram_cfg(mcan_class, TCAN4X5X_MRAM_SIZE);
if (ret)
--
2.51.0