qcow2: Fix qcow2_truncate() error return value
If qcow2_alloc_clusters_at() returns an error, we do need to negate it
to get back the positive errno code for error_setg_errno(), but we still
need to return the negative error code.
Fixes: 772d1f973f
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
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@ -3597,7 +3597,7 @@ static int qcow2_truncate(BlockDriverState *bs, int64_t offset,
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if (clusters_allocated < 0) {
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error_setg_errno(errp, -clusters_allocated,
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"Failed to allocate data clusters");
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return -clusters_allocated;
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return clusters_allocated;
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}
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assert(clusters_allocated == nb_new_data_clusters);
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