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qemu with hax to log dma reads & writes jcs.org/2018/11/12/vfio
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block: Propagate error in bdrv_open_backing_file

Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>

authored by

Fam Zheng and committed by
Kevin Wolf 8cd1a3e4 184dd9c4

+1
+1
block.c
··· 2030 2030 bdrv_set_backing_hd(bs, backing_hd, &local_err); 2031 2031 bdrv_unref(backing_hd); 2032 2032 if (local_err) { 2033 + error_propagate(errp, local_err); 2033 2034 ret = -EINVAL; 2034 2035 goto free_exit; 2035 2036 }