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[Bug libc/12495] Malloc fails if MALLOC_ALIGNMENT > 2 * SIZE_SZ
- From: "hjl.tools at gmail dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sources dot redhat dot com
- Date: Sat, 20 Aug 2011 21:57:30 +0000
- Subject: [Bug libc/12495] Malloc fails if MALLOC_ALIGNMENT > 2 * SIZE_SZ
- Auto-submitted: auto-generated
- References: <bug-12495-131@http.sourceware.org/bugzilla/>
http://sourceware.org/bugzilla/show_bug.cgi?id=12495
H.J. Lu <hjl.tools at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC|dan at codesourcery dot com |roland at gnu dot org
--- Comment #6 from H.J. Lu <hjl.tools at gmail dot com> 2011-08-20 21:57:30 UTC ---
(In reply to comment #5)
> diff --git a/malloc/malloc.c b/malloc/malloc.c
> index c4bc1fb..f8acd66 100644
> --- a/malloc/malloc.c
> +++ b/malloc/malloc.c
> @@ -3370,8 +3370,7 @@ static Void_t* sYSMALLOc(nb, av) INTERNAL_SIZE_T nb;
> mstat
> e av;
> is always true after initialization.
> */
>
> - correction = MALLOC_ALIGNMENT - front_misalign;
> - aligned_brk += correction;
> + aligned_brk += MALLOC_ALIGNMENT - front_misalign;
> }
> }
This fixes the double correction problem.
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