regmap: Updates for v5.4

Only two changes for this release, one fix for error handling with
 runtime PM and a change from Greg removing error handling from debugfs
 API calls now that they implement user visible error reporting.
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Merge tag 'regmap-v5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap

Pull regmap updates from Mark Brown:
 "Only two changes for this release, one fix for error handling with
  runtime PM and a change from Greg removing error handling from debugfs
  API calls now that they implement user visible error reporting"

* tag 'regmap-v5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap:
  regmap-irq: Correct error paths in regmap_irq_thread for pm_runtime
  regmap: no need to check return value of debugfs_create functions

drivers/base/regmap/regmap-debugfs.c

@@ -588,14 +588,6 @@ void regmap_debugfs_init(struct regmap *map, const char *name)
 	}
 
 	map->debugfs = debugfs_create_dir(name, regmap_debugfs_root);
-	if (!map->debugfs) {
-		dev_warn(map->dev,
-			 "Failed to create %s debugfs directory\n", name);
-
-		kfree(map->debugfs_name);
-		map->debugfs_name = NULL;
-		return;
-	}
 
 	debugfs_create_file("name", 0400, map->debugfs,
 			    map, &regmap_name_fops);
@@ -672,10 +664,6 @@ void regmap_debugfs_initcall(void)
 	struct regmap_debugfs_node *node, *tmp;
 
 	regmap_debugfs_root = debugfs_create_dir("regmap", NULL);
-	if (!regmap_debugfs_root) {
-		pr_warn("regmap: Failed to create debugfs root\n");
-		return;
-	}
 
 	mutex_lock(&regmap_debugfs_early_lock);
 	list_for_each_entry_safe(node, tmp, &regmap_debugfs_early_list, link) {

drivers/base/regmap/regmap-irq.c

@@ -370,7 +370,6 @@ static irqreturn_t regmap_irq_thread(int irq, void *d)
 		if (ret < 0) {
 			dev_err(map->dev, "IRQ thread failed to resume: %d\n",
 				ret);
-			pm_runtime_put(map->dev);
 			goto exit;
 		}
 	}
@@ -425,8 +424,6 @@ static irqreturn_t regmap_irq_thread(int irq, void *d)
 					dev_err(map->dev,
 						"Failed to read IRQ status %d\n",
 						ret);
-					if (chip->runtime_pm)
-						pm_runtime_put(map->dev);
 					goto exit;
 				}
 			}
@@ -478,8 +475,6 @@ static irqreturn_t regmap_irq_thread(int irq, void *d)
 				dev_err(map->dev,
 					"Failed to read IRQ status: %d\n",
 					ret);
-				if (chip->runtime_pm)
-					pm_runtime_put(map->dev);
 				goto exit;
 			}
 		}
@@ -513,10 +508,10 @@ static irqreturn_t regmap_irq_thread(int irq, void *d)
 		}
 	}
 
+exit:
 	if (chip->runtime_pm)
 		pm_runtime_put(map->dev);
 
-exit:
 	if (chip->handle_post_irq)
 		chip->handle_post_irq(chip->irq_drv_data);