diff options
Diffstat (limited to 'drivers/nvmem/core.c')
-rw-r--r-- | drivers/nvmem/core.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c index 02d0af6e1d..2a1c4b6941 100644 --- a/drivers/nvmem/core.c +++ b/drivers/nvmem/core.c @@ -48,12 +48,6 @@ struct nvmem_cell { static LIST_HEAD(nvmem_cells); static LIST_HEAD(nvmem_devs); -int nvmem_device_read(struct nvmem_device *nvmem, unsigned int offset, - size_t bytes, void *buf); -int nvmem_device_write(struct nvmem_device *nvmem, unsigned int offset, - size_t bytes, const void *buf); - - static ssize_t nvmem_cdev_read(struct cdev *cdev, void *buf, size_t count, loff_t offset, unsigned long flags) { @@ -290,13 +284,14 @@ struct nvmem_device *of_nvmem_device_get(struct device_node *np, const char *id) { struct device_node *nvmem_np; - int index; + int index = 0; - index = of_property_match_string(np, "nvmem-names", id); + if (id) + index = of_property_match_string(np, "nvmem-names", id); nvmem_np = of_parse_phandle(np, "nvmem", index); if (!nvmem_np) - return ERR_PTR(-EINVAL); + return ERR_PTR(-ENOENT); return __nvmem_device_get(nvmem_np, NULL, NULL); } |