diff options
Diffstat (limited to 'drivers/nvmem/core.c')
| -rw-r--r-- | drivers/nvmem/core.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c index dba3f4d0a63d..08b171731664 100644 --- a/drivers/nvmem/core.c +++ b/drivers/nvmem/core.c @@ -407,10 +407,17 @@ static int nvmem_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 @@ -610,7 +617,7 @@ static struct nvmem_device *nvmem_find(const char *name) d = bus_find_device(&nvmem_bus_type, NULL, (void *)name, nvmem_match); if (!d) - return NULL; + return ERR_PTR(-ENOENT); return to_nvmem_device(d); } |