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cow: correctly propagate errors
authorPaolo Bonzini <pbonzini@redhat.com>
Mon, 17 Feb 2014 13:43:56 +0000 (14:43 +0100)
committerKevin Wolf <kwolf@redhat.com>
Fri, 21 Feb 2014 20:02:23 +0000 (21:02 +0100)
commitf8d924e48167ec14ec4556441ec7999a30ef6640
treef94ad5d4b93244dc2dc1aa6b895c5e275b790846
parenta7451cb850d115f257080aff3fbc54f255ebf8f7
cow: correctly propagate errors

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
block/cow.c