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| author | Wei Yang <richard.weiyang@gmail.com> | 2018-12-28 09:33:09 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-12-28 21:11:46 +0100 |
| commit | 6159d0f5c03e81daed29657e60383ee27f979b4a (patch) | |
| tree | c500a80950592a2f1bd65f50d521d4aac11d57da /mm/slub.c | |
| parent | mm/slub.c: remove validation on cpu_slab in __flush_cpu_slab() (diff) | |
| download | linux-6159d0f5c03e81daed29657e60383ee27f979b4a.tar.xz linux-6159d0f5c03e81daed29657e60383ee27f979b4a.zip | |
mm/slub.c: page is always non-NULL in node_match()
node_match() is a static function and is only invoked in slub.c.
In all three places, `page' is ensured to be valid.
Link: http://lkml.kernel.org/r/20181106150245.1668-1-richard.weiyang@gmail.com
Signed-off-by: Wei Yang <richard.weiyang@gmail.com>
Acked-by: Christoph Lameter <cl@linux.com>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: David Rientjes <rientjes@google.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/slub.c')
| -rw-r--r-- | mm/slub.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/slub.c b/mm/slub.c index 3fd791c0dae5..011e53e5845b 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -2369,7 +2369,7 @@ static int slub_cpu_dead(unsigned int cpu) static inline int node_match(struct page *page, int node) { #ifdef CONFIG_NUMA - if (!page || (node != NUMA_NO_NODE && page_to_nid(page) != node)) + if (node != NUMA_NO_NODE && page_to_nid(page) != node) return 0; #endif return 1; |