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(parent: c8f6d58) | patch
block: Add Error parameter to bdrv_set_backing_hd()
authorKevin Wolf <kwolf@redhat.com>
Fri, 17 Feb 2017 19:42:32 +0000 (20:42 +0100)
committerKevin Wolf <kwolf@redhat.com>
Tue, 28 Feb 2017 19:47:51 +0000 (20:47 +0100)
commit12fa4af61fb2a08b156134c3b6717534c637c995
treebd93d226c7af3454aa64b64bdb771b8fc5d22083tree
parentc8f6d58edb0defbe1e90d44419ec8ec6d711c341commit | diff
block: Add Error parameter to bdrv_set_backing_hd()

Not all callers of bdrv_set_backing_hd() know for sure that attaching
the backing file will be allowed by the permission system. Return the
error from the function rather than aborting.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Acked-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
block.c diff | blob | blame | history
block/commit.c diff | blob | blame | history
block/mirror.c diff | blob | blame | history
block/stream.c diff | blob | blame | history
block/vvfat.c diff | blob | blame | history
include/block/block.h diff | blob | blame | history
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