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authorAndrew Morton <akpm@osdl.org>2005-09-23 13:24:10 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-09-23 13:35:37 -0700
commitdbdb90450059e17e8e005ebd3ce0a1fd6008a0c8 (patch)
tree0dc0220667566698e5c602bcd408d4255c86037a
parent86513e726b494796175b6c4fdd705797f01b0ca2 (diff)
[PATCH] revert oversized kmalloc check
As davem points out, this wasn't such a great idea. There may be some code which does: size = 1024*1024; while (kmalloc(size, ...) == 0) size /= 2; which will now explode. Cc: "David S. Miller" <davem@davemloft.net> Cc: Christoph Lameter <christoph@lameter.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--mm/slab.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/mm/slab.c b/mm/slab.c
index ad113c431e3..c9adfce0040 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -2907,7 +2907,8 @@ void *__kmalloc(size_t size, unsigned int __nocast flags)
* functions.
*/
cachep = __find_general_cachep(size, flags);
- BUG_ON(!cachep); /* Allocation size too large for kmalloc */
+ if (unlikely(cachep == NULL))
+ return NULL;
return __cache_alloc(cachep, flags);
}
EXPORT_SYMBOL(__kmalloc);