misc: microchip: pci1xxxx: Fix some NULL vs IS_ERR() bugs

The devm_nvmem_register() function returns error pointers.  It never
returns NULL.  Update the checks accordingly.

Fixes: 0969001569 ("misc: microchip: pci1xxxx: Add support to read and write into PCI1XXXX OTP via NVMEM sysfs")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://lore.kernel.org/r/043df330-222b-4c2c-ae19-ed2f731bfe0b@moroto.mountain
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dan Carpenter 2023-08-08 11:28:09 +03:00 committed by Greg Kroah-Hartman
parent 1314e1220d
commit 5a652fe5e3

View File

@ -379,8 +379,8 @@ static int pci1xxxx_otp_eeprom_probe(struct auxiliary_device *aux_dev,
priv->nvmem_eeprom = devm_nvmem_register(&aux_dev->dev,
&priv->nvmem_config_eeprom);
if (!priv->nvmem_eeprom)
return -ENOMEM;
if (IS_ERR(priv->nvmem_eeprom))
return PTR_ERR(priv->nvmem_eeprom);
}
release_sys_lock(priv);
@ -398,8 +398,8 @@ static int pci1xxxx_otp_eeprom_probe(struct auxiliary_device *aux_dev,
priv->nvmem_otp = devm_nvmem_register(&aux_dev->dev,
&priv->nvmem_config_otp);
if (!priv->nvmem_otp)
return -ENOMEM;
if (IS_ERR(priv->nvmem_otp))
return PTR_ERR(priv->nvmem_otp);
return ret;
}