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-rw-r--r--drivers/nvmem/core.c59
1 files changed, 35 insertions, 24 deletions
diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c
index 98ae70695f36..58f8e33e7a8c 100644
--- a/drivers/nvmem/core.c
+++ b/drivers/nvmem/core.c
@@ -502,6 +502,36 @@ static int nvmem_cell_info_to_nvmem_cell_entry(struct nvmem_device *nvmem,
}
/**
+ * nvmem_add_one_cell() - Add one cell information to an nvmem device
+ *
+ * @nvmem: nvmem device to add cells to.
+ * @info: nvmem cell info to add to the device
+ *
+ * Return: 0 or negative error code on failure.
+ */
+int nvmem_add_one_cell(struct nvmem_device *nvmem,
+ const struct nvmem_cell_info *info)
+{
+ struct nvmem_cell_entry *cell;
+ int rval;
+
+ cell = kzalloc(sizeof(*cell), GFP_KERNEL);
+ if (!cell)
+ return -ENOMEM;
+
+ rval = nvmem_cell_info_to_nvmem_cell_entry(nvmem, info, cell);
+ if (rval) {
+ kfree(cell);
+ return rval;
+ }
+
+ nvmem_cell_entry_add(cell);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(nvmem_add_one_cell);
+
+/**
* nvmem_add_cells() - Add cell information to an nvmem device
*
* @nvmem: nvmem device to add cells to.
@@ -514,34 +544,15 @@ static int nvmem_add_cells(struct nvmem_device *nvmem,
const struct nvmem_cell_info *info,
int ncells)
{
- struct nvmem_cell_entry **cells;
- int i, rval = 0;
-
- cells = kcalloc(ncells, sizeof(*cells), GFP_KERNEL);
- if (!cells)
- return -ENOMEM;
+ int i, rval;
for (i = 0; i < ncells; i++) {
- cells[i] = kzalloc(sizeof(**cells), GFP_KERNEL);
- if (!cells[i]) {
- rval = -ENOMEM;
- goto out;
- }
-
- rval = nvmem_cell_info_to_nvmem_cell_entry(nvmem, &info[i], cells[i]);
- if (rval) {
- kfree(cells[i]);
- goto out;
- }
-
- nvmem_cell_entry_add(cells[i]);
+ rval = nvmem_add_one_cell(nvmem, &info[i]);
+ if (rval)
+ return rval;
}
-out:
- /* remove tmp array */
- kfree(cells);
-
- return rval;
+ return 0;
}
/**