Ulrich Obergfell <uober...@redhat.com> wrote:
> This is version 2 of the patch that I originally posted in:
>
> http://lists.gnu.org/archive/html/qemu-devel/2011-03/msg02063.html
>
> [Sorry, I missed to include the keyword 'PATCH' in the subject
>  of the original post.]
>
> The following commit breaks the code of the function palette_destroy().
>
> http://git.kernel.org/?p=virt/kvm/qemu-kvm.git;a=commit;h=e31e3694afef58ba191cbcc6875ec243e5971268
>
> The broken code causes a severe memory leak of 'VncPalette' structures
> because it never frees anything:
>
>      70 void palette_destroy(VncPalette *palette)
>      71 {
>      72     if (palette == NULL) {
>      73         qemu_free(palette);
>      74     }
>      75 }
>
> Version 2 of the patch calls qemu_free() unconditionally.
>
> Signed-off-by: Ulrich Obergfell <uober...@redhat.com>


Ouchhhhhhhhhhhhhhh

Reviewed-by: Juan Quintela <quint...@redhat.com>

A new reason to never ever test if pointer is != NULL before calling
free.

Good catch.

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