diff options
Diffstat (limited to 'mm/debug.c')
| -rw-r--r-- | mm/debug.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/mm/debug.c b/mm/debug.c index 7d13941a72f9..c0b31b6c3877 100644 --- a/mm/debug.c +++ b/mm/debug.c @@ -44,7 +44,7 @@ const struct trace_print_flags vmaflag_names[] = { void __dump_page(struct page *page, const char *reason) { - struct address_space *mapping = page_mapping(page); + struct address_space *mapping; bool page_poisoned = PagePoisoned(page); int mapcount; @@ -58,6 +58,8 @@ void __dump_page(struct page *page, const char *reason) goto hex_only; } + mapping = page_mapping(page); + /* * Avoid VM_BUG_ON() in page_mapcount(). * page->_mapcount space in struct page is used by sl[aou]b pages to |