diff options
| author | Jean Delvare <jdelvare@suse.de> | 2019-07-28 18:42:55 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-07-30 18:22:20 +0200 |
| commit | e70d8b287301eb6d7c7761c6171c56af62110ea3 (patch) | |
| tree | efb0eea2fe67b59411437847fb70d4145173a9c8 | |
| parent | d21a95e0ef3e06e403f296c3a409b307c47bdd08 (diff) | |
| download | blackbird-op-linux-e70d8b287301eb6d7c7761c6171c56af62110ea3.tar.gz blackbird-op-linux-e70d8b287301eb6d7c7761c6171c56af62110ea3.zip | |
nvmem: Use the same permissions for eeprom as for nvmem
The compatibility "eeprom" attribute is currently root-only no
matter what the configuration says. The "nvmem" attribute does
respect the setting of the root_only configuration bit, so do the
same for "eeprom".
Signed-off-by: Jean Delvare <jdelvare@suse.de>
Fixes: b6c217ab9be6 ("nvmem: Add backwards compatibility support for older EEPROM drivers.")
Reviewed-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Cc: Andrew Lunn <andrew@lunn.ch>
Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Link: https://lore.kernel.org/r/20190728184255.563332e6@endymion
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/nvmem/nvmem-sysfs.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/nvmem/nvmem-sysfs.c b/drivers/nvmem/nvmem-sysfs.c index 6f303b91f6e7..9e0c429cd08a 100644 --- a/drivers/nvmem/nvmem-sysfs.c +++ b/drivers/nvmem/nvmem-sysfs.c @@ -224,10 +224,17 @@ int nvmem_sysfs_setup_compat(struct nvmem_device *nvmem, if (!config->base_dev) return -EINVAL; - if (nvmem->read_only) - nvmem->eeprom = bin_attr_ro_root_nvmem; - else - nvmem->eeprom = bin_attr_rw_root_nvmem; + if (nvmem->read_only) { + if (config->root_only) + nvmem->eeprom = bin_attr_ro_root_nvmem; + else + nvmem->eeprom = bin_attr_ro_nvmem; + } else { + if (config->root_only) + nvmem->eeprom = bin_attr_rw_root_nvmem; + else + nvmem->eeprom = bin_attr_rw_nvmem; + } nvmem->eeprom.attr.name = "eeprom"; nvmem->eeprom.size = nvmem->size; #ifdef CONFIG_DEBUG_LOCK_ALLOC |
