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mlx4: remove unused fields
This also can address following UBSAN warnings: [ 36.640343] ================================================================================ [ 36.648772] UBSAN: Undefined behaviour in drivers/net/ethernet/mellanox/mlx4/fw.c:857:26 [ 36.656853] shift exponent 64 is too large for 32-bit type 'int' [ 36.663348] ================================================================================ [ 36.671783] ================================================================================ [ 36.680213] UBSAN: Undefined behaviour in drivers/net/ethernet/mellanox/mlx4/fw.c:861:27 [ 36.688297] shift exponent 35 is too large for 32-bit type 'int' [ 36.694702] ================================================================================ Tested: reboot with UBSAN, no warning. Signed-off-by: David Decotigny <decot@googlers.com> Acked-by: Eric Dumazet <edumazet@google.com> Reviewed-by: Tariq Toukan <tariqt@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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2 changed files with 0 additions and 6 deletions
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@ -853,12 +853,8 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
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dev_cap->max_eqs = 1 << (field & 0xf);
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MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_MTT_OFFSET);
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dev_cap->reserved_mtts = 1 << (field >> 4);
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MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MRW_SZ_OFFSET);
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dev_cap->max_mrw_sz = 1 << field;
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MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_MRW_OFFSET);
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dev_cap->reserved_mrws = 1 << (field & 0xf);
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MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MTT_SEG_OFFSET);
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dev_cap->max_mtt_seg = 1 << (field & 0x3f);
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MLX4_GET(size, outbox, QUERY_DEV_CAP_NUM_SYS_EQ_OFFSET);
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dev_cap->num_sys_eqs = size & 0xfff;
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MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_REQ_QP_OFFSET);
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@ -80,9 +80,7 @@ struct mlx4_dev_cap {
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int max_eqs;
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int num_sys_eqs;
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int reserved_mtts;
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int max_mrw_sz;
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int reserved_mrws;
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int max_mtt_seg;
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int max_requester_per_qp;
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int max_responder_per_qp;
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int max_rdma_global;
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