devres: Fix a typo in devm_kfree comment

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

drivers/base/devres.c

@@ -639,7 +639,7 @@ EXPORT_SYMBOL_GPL(devm_kzalloc);
  * @dev: Device this memory belongs to
  * @p: Memory to free
  *
- * Free memory allocated with dev_kzalloc().
+ * Free memory allocated with devm_kzalloc().
  */
 void devm_kfree(struct device *dev, void *p)
 {