dynamic_printk: reduce one level of indentation

Cleanup pr_debug_write() to reduce one level of indentation.

Cc: Marcel Holtmann <marcel@holtmann.org>
Acked-by: Jason Baron <jbaron@redhat.com>
Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/lib/dynamic_printk.c b/lib/dynamic_printk.c
index 8e30295..165a197 100644 (file)
--- a/lib/dynamic_printk.c
+++ b/lib/dynamic_printk.c
@@ -277,40 +277,34 @@ static ssize_t pr_debug_write(struct file *file, const char __user *buf,
                                dynamic_enabled = DYNAMIC_ENABLED_NONE;
                        }
                        err = 0;
-               } else {
-                       if (elem) {
-                               if (value && (elem->enable == 0)) {
-                                       dynamic_printk_enabled |=
-                                                       (1LL << elem->hash1);
-                                       dynamic_printk_enabled2 |=
-                                                       (1LL << elem->hash2);
-                                       elem->enable = 1;
-                                       num_enabled++;
-                                       dynamic_enabled = DYNAMIC_ENABLED_SOME;
-                                       err = 0;
-                                       printk(KERN_DEBUG
-                                              "debugging enabled for module %s\n",
-                                              elem->name);
-                               } else if (!value && (elem->enable == 1)) {
-                                       elem->enable = 0;
-                                       num_enabled--;
-                                       if (disabled_hash(elem->hash1, true))
-                                               dynamic_printk_enabled &=
+               } else if (elem) {
+                       if (value && (elem->enable == 0)) {
+                               dynamic_printk_enabled |= (1LL << elem->hash1);
+                               dynamic_printk_enabled2 |= (1LL << elem->hash2);
+                               elem->enable = 1;
+                               num_enabled++;
+                               dynamic_enabled = DYNAMIC_ENABLED_SOME;
+                               err = 0;
+                               printk(KERN_DEBUG
+                                       "debugging enabled for module %s\n",
+                                       elem->name);
+                       } else if (!value && (elem->enable == 1)) {
+                               elem->enable = 0;
+                               num_enabled--;
+                               if (disabled_hash(elem->hash1, true))
+                                       dynamic_printk_enabled &=
                                                        ~(1LL << elem->hash1);
-                                       if (disabled_hash(elem->hash2, false))
-                                               dynamic_printk_enabled2 &=
+                               if (disabled_hash(elem->hash2, false))
+                                       dynamic_printk_enabled2 &=
                                                        ~(1LL << elem->hash2);
-                                       if (num_enabled)
-                                               dynamic_enabled =
-                                                       DYNAMIC_ENABLED_SOME;
-                                       else
-                                               dynamic_enabled =
-                                                       DYNAMIC_ENABLED_NONE;
-                                       err = 0;
-                                       printk(KERN_DEBUG
-                                              "debugging disabled for module "
-                                              "%s\n", elem->name);
-                               }
+                               if (num_enabled)
+                                       dynamic_enabled = DYNAMIC_ENABLED_SOME;
+                               else
+                                       dynamic_enabled = DYNAMIC_ENABLED_NONE;
+                               err = 0;
+                               printk(KERN_DEBUG
+                                       "debugging disabled for module %s\n",
+                                       elem->name);
                        }
                }
        }