memcg: remove unused variable

mm/memcontrol.c: In function `mc_handle_file_pte':
mm/memcontrol.c:5206:16: warning: variable `inode' set but not used [-Wunused-but-set-variable]

Signed-off-by: Kirill A. Shutemov <kirill@shutemov.name>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Acked-by: Michal Hocko <mhocko@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 9692c52..5c56765 100644 (file)
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -5150,7 +5150,6 @@ static struct page *mc_handle_file_pte(struct vm_area_struct *vma,
                        unsigned long addr, pte_t ptent, swp_entry_t *entry)
 {
        struct page *page = NULL;
-       struct inode *inode;
        struct address_space *mapping;
        pgoff_t pgoff;
 
@@ -5159,7 +5158,6 @@ static struct page *mc_handle_file_pte(struct vm_area_struct *vma,
        if (!move_file())
                return NULL;
 
-       inode = vma->vm_file->f_path.dentry->d_inode;
        mapping = vma->vm_file->f_mapping;
        if (pte_none(ptent))
                pgoff = linear_page_index(vma, addr);