Merge branch 'sunvnet-next'

David L Stevens says:

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sunvnet: fix null pointer deref and crash recovery

These patches fix an incorrect ordering in releasing ring data, clear pending
tx buffers on a reset, and make the sunvnet driver more reliable when remote
systems crash during active transmits.
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Acked-by: Sowmini Varadhan <[email protected]>
Signed-off-by: David S. Miller <[email protected]>