qcow2: Fix error handling in qcow_save_vmstate
Don't assume success but pass the bdrv_pwrite return value on. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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				@ -1163,12 +1163,13 @@ static int qcow_save_vmstate(BlockDriverState *bs, const uint8_t *buf,
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{
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					{
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    BDRVQcowState *s = bs->opaque;
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					    BDRVQcowState *s = bs->opaque;
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    int growable = bs->growable;
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					    int growable = bs->growable;
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					    int ret;
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    bs->growable = 1;
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					    bs->growable = 1;
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    bdrv_pwrite(bs, qcow_vm_state_offset(s) + pos, buf, size);
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					    ret = bdrv_pwrite(bs, qcow_vm_state_offset(s) + pos, buf, size);
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    bs->growable = growable;
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					    bs->growable = growable;
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    return size;
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					    return ret;
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}
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					}
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static int qcow_load_vmstate(BlockDriverState *bs, uint8_t *buf,
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					static int qcow_load_vmstate(BlockDriverState *bs, uint8_t *buf,
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