mirrors/linux
2
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-05-12 15:08:25 -04:00
Code Issues Packages Projects Releases Wiki Activity

slab: warn on zero-length allocations

Browse Source 
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>
This commit is contained in:
Christoph Lameter
2007-05-16 22:10:53 -07:00
committed by Linus Torvalds
parent 4b6f075045
commit 0b44f7a5b5
1 changed files with 1 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
mm/slab.c
View File

@@ -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++;