IB/srp: Move code out of a loop
Since all srp_map_finish_fr() callers pass a non-zero value as the fourth argument (sg_nents), the sg_nents == 0 check in that function can be removed. Add a count == 0 check in the caller of that function. Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com> Cc: Christoph Hellwig <hch@lst.de> Cc: Sagi Grimberg <sagi@grimberg.me> Cc: Laurence Oberman <loberman@redhat.com> Reviewed-by: Sagi Grimberg <sagi@grimberg.me> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Doug Ledford <dledford@redhat.com>
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