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Re: [Qemu-trivial] [Qemu-devel] [PATCH] oslib-posix: change free to g_fr
From: |
Kevin Wolf |
Subject: |
Re: [Qemu-trivial] [Qemu-devel] [PATCH] oslib-posix: change free to g_free |
Date: |
Sun, 12 Oct 2014 09:44:18 +0200 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
Am 11.10.2014 um 05:23 hat Eric Blake geschrieben:
> On 10/10/2014 08:54 PM, address@hidden wrote:
> > From: Gonglei <address@hidden>
> >
> > The caller of qemu_vfree() maybe not check whether parameter
> > ptr pointer is NULL or not, such as vpc_open().
> > Using g_free() is more safe.
>
> NACK. g_free is only safe for pointers allocated by g_malloc.
> qemu_vfree is for use on pointers allocated by qemu_try_memalign and
> friends (matching the name valloc which is an older spelling of
> posix_memalign), which are NOT allocated by g_malloc. Furthermore,
> free(NULL) is safe.
I second that. Strong NACK.
Kevin
Re: [Qemu-trivial] [Qemu-devel] [PATCH] oslib-posix: change free to g_free, Eric Blake, 2014/10/10
- Re: [Qemu-trivial] [Qemu-devel] [PATCH] oslib-posix: change free to g_free,
Kevin Wolf <=