xprtrdma: Clean up xprt_rdma_disconnect_inject

Clean up: Use the appropriate C macro instead of open-coding
container_of() .

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Chuck Lever 2018-10-01 14:26:45 -04:00 • committed by Anna Schumaker
commit ad0911802c