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| author | Christoph Lameter <clameter@sgi.com> | 2007-05-17 09:10:53 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-17 16:23:03 +0400 |
| commit | 0b44f7a5b5078d737b3f5914978aabb761254840 (patch) | |
| tree | 7d726723f427a3add9a22ac4d34ca236b6f8376a /mm/slab.c | |
| parent | 4b6f0750457db1f573eb6226960a432da3be8fe2 (diff) | |
| download | linux-0b44f7a5b5078d737b3f5914978aabb761254840.tar.xz | |
slab: warn on zero-length allocations
slub warns on this, and we're working on making kmalloc(0) return NULL.
Let's make slab warn as well so our testers detect such callers more
rapidly.
Signed-off-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/slab.c')
| -rw-r--r-- | mm/slab.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/slab.c b/mm/slab.c index 12344432e201..2043102c0425 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -789,6 +789,7 @@ static inline struct kmem_cache *__find_general_cachep(size_t size, */ BUG_ON(malloc_sizes[INDEX_AC].cs_cachep == NULL); #endif + WARN_ON_ONCE(size == 0); while (size > csizep->cs_size) csizep++; |