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Re: [Qemu-devel] [v7 Patch 5/5]Qemu: New struct 'BDRVReopenState' for im


From: Stefan Hajnoczi
Subject: Re: [Qemu-devel] [v7 Patch 5/5]Qemu: New struct 'BDRVReopenState' for image files reopen
Date: Fri, 14 Oct 2011 12:13:45 +0100
User-agent: Mutt/1.5.21 (2010-09-15)

On Tue, Oct 11, 2011 at 08:41:59AM +0530, Supriya Kannery wrote:
> Index: qemu/block.c
> ===================================================================
> --- qemu.orig/block.c
> +++ qemu/block.c
> @@ -706,6 +706,7 @@ int bdrv_reopen(BlockDriverState *bs, in
>  {
>      BlockDriver *drv = bs->drv;
>      int ret = 0, open_flags;
> +    BDRVReopenState *rs;

BDRVReopenState *rs = NULL;

If the abort path is taken we need to make sure rs has a defined value.
Note that the abort path currently doesn't handle rs == NULL and will
segfault in raw_reopen_abort().



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