@@ -245,23 +245,19 @@ static int sis96x_probe(struct pci_dev *dev,
u16 ww = 0;
int retval;
- if (sis96x_smbus_base) {
- dev_err(&dev->dev, "Only one device supported.\n");
- return -EBUSY;
- }
+ if (sis96x_smbus_base)
+ return dev_err_probe(&dev->dev, -EBUSY, "Only one device supported.\n");
pci_read_config_word(dev, PCI_CLASS_DEVICE, &ww);
- if (PCI_CLASS_SERIAL_SMBUS != ww) {
- dev_err(&dev->dev, "Unsupported device class 0x%04x!\n", ww);
- return -ENODEV;
- }
+ if (ww != PCI_CLASS_SERIAL_SMBUS)
+ return dev_err_probe(&dev->dev, -ENODEV,
+ "Unsupported device class 0x%04x!\n", ww);
sis96x_smbus_base = pci_resource_start(dev, SIS96x_BAR);
- if (!sis96x_smbus_base) {
- dev_err(&dev->dev, "SiS96x SMBus base address "
- "not initialized!\n");
- return -EINVAL;
- }
+ if (!sis96x_smbus_base)
+ return dev_err_probe(&dev->dev, -EINVAL,
+ "SiS96x SMBus base address not initialized!\n");
+
dev_info(&dev->dev, "SiS96x SMBus base address: 0x%04x\n",
sis96x_smbus_base);
@@ -272,9 +268,9 @@ static int sis96x_probe(struct pci_dev *dev,
/* Everything is happy, let's grab the memory and set things up. */
if (!request_region(sis96x_smbus_base, SMB_IOSIZE,
sis96x_driver.name)) {
- dev_err(&dev->dev, "SMBus registers 0x%04x-0x%04x "
- "already in use!\n", sis96x_smbus_base,
- sis96x_smbus_base + SMB_IOSIZE - 1);
+ dev_err_probe(&dev->dev, -EINVAL,
+ "SMBus registers 0x%04x-0x%04x already in use!\n",
+ sis96x_smbus_base, sis96x_smbus_base + SMB_IOSIZE - 1);
sis96x_smbus_base = 0;
return -EINVAL;
@@ -287,7 +283,7 @@ static int sis96x_probe(struct pci_dev *dev,
"SiS96x SMBus adapter at 0x%04x", sis96x_smbus_base);
if ((retval = i2c_add_adapter(&sis96x_adapter))) {
- dev_err(&dev->dev, "Couldn't register adapter!\n");
+ dev_err_probe(&dev->dev, retval, "Couldn't register adapter!\n");
release_region(sis96x_smbus_base, SMB_IOSIZE);
sis96x_smbus_base = 0;
}
This simplifies the code while improving log. Signed-off-by: Enrico Zanda <e.zanda1@gmail.com> --- drivers/i2c/busses/i2c-sis96x.c | 30 +++++++++++++----------------- 1 file changed, 13 insertions(+), 17 deletions(-)