From: "Matthew Wilcox (Oracle)" willy@infradead.org
next inclusion category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I9OCYO CVE: NA
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?i...
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We don't actually use any parts of struct page; all we do is check the value of the pointer. So give the pointer the appropriate name & type.
Link: https://lkml.kernel.org/r/20240402201659.918308-1-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) willy@infradead.org Reviewed-by: David Hildenbrand david@redhat.com Signed-off-by: Andrew Morton akpm@linux-foundation.org Signed-off-by: Liu Shixin liushixin2@huawei.com --- mm/swap_state.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/mm/swap_state.c b/mm/swap_state.c index d0636532d1ab..40b84dc47974 100644 --- a/mm/swap_state.c +++ b/mm/swap_state.c @@ -72,11 +72,11 @@ void *get_shadow_from_swap_cache(swp_entry_t entry) { struct address_space *address_space = swap_address_space(entry); pgoff_t idx = swp_offset(entry); - struct page *page; + void *shadow;
- page = xa_load(&address_space->i_pages, idx); - if (xa_is_value(page)) - return page; + shadow = xa_load(&address_space->i_pages, idx); + if (xa_is_value(shadow)) + return shadow; return NULL; }