Messages in this thread Patch in this message | | | Date | Thu, 19 Jul 2007 12:19:29 -0700 (PDT) | From | Linus Torvalds <> | Subject | Re: kmalloc zero size changes break i386 |
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On Thu, 19 Jul 2007, Linus Torvalds wrote: > > Does something like this fix it? > > Christoph, please go over this and see if there are other cases like that.
Actually, here's a better version, I think.
Andi, does this patch fix your problem?
Linus --- mm/slab.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/mm/slab.c b/mm/slab.c index 88bc633..c3feeaa 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -3690,8 +3690,8 @@ static __always_inline void *__do_kmalloc(size_t size, gfp_t flags, * functions. */ cachep = __find_general_cachep(size, flags); - if (unlikely(cachep == NULL)) - return NULL; + if (unlikely(ZERO_OR_NULL_PTR(cachep))) + return cachep; return __cache_alloc(cachep, flags, caller); } - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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