diff options
| author | Dan Carpenter <dan.carpenter@linaro.org> | 2023-08-08 11:28:09 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-08-12 12:58:56 +0200 |
| commit | 5a652fe5e38d906621e9c54a7d14ca4e030ab4f6 (patch) | |
| tree | 70ae434b63ac6ee95b3edb5ed1b025c6450f606d /drivers/misc | |
| parent | 1314e1220d7d31aa99ed551e42d76ba7be8e5bf4 (diff) | |
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: 0969001569e4 ("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>
Diffstat (limited to 'drivers/misc')
| -rw-r--r-- | drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_otpe2p.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_otpe2p.c b/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_otpe2p.c index 3d3d1578119a..16695cb5e69c 100644 --- a/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_otpe2p.c +++ b/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_otpe2p.c @@ -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; } |