nvme-rdma: remove NVME_RDMA_MAX_SEGMENT_SIZE

NVME_RDMA_MAX_SEGMENT_SIZE is not used anywhere, zap it.
Signed-off-by: NJohannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: NMax Gurtovoy <maxg@mellanox.com>
Signed-off-by: NChristoph Hellwig <hch@lst.de>

drivers/nvme/host/rdma.c

@@ -36,8 +36,6 @@
 
 #define NVME_RDMA_CONNECT_TIMEOUT_MS	3000		/* 3 second */
 
-#define NVME_RDMA_MAX_SEGMENT_SIZE	0xffffff	/* 24-bit SGL field */
-
 #define NVME_RDMA_MAX_SEGMENTS		256
 
 #define NVME_RDMA_MAX_INLINE_SEGMENTS	1