mm/memory.c: remove unused code from do_wp_page()
Dominik Dingel [Wed, 12 Dec 2012 21:52:37 +0000 (13:52 -0800)]
page_mkwrite is initalized with zero and only set once, from that point
exists no way to get to the oom or oom_free_new labels.

[akpm@linux-foundation.org: cleanup]
Signed-off-by: Dominik Dingel <dingel@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

mm/memory.c

index 3f680e7..db2e9e7 100644 (file)
@@ -2780,13 +2780,8 @@ unlock:
 oom_free_new:
        page_cache_release(new_page);
 oom:
-       if (old_page) {
-               if (page_mkwrite) {
-                       unlock_page(old_page);
-                       page_cache_release(old_page);
-               }
+       if (old_page)
                page_cache_release(old_page);
-       }
        return VM_FAULT_OOM;
 
 unwritable_page: