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net/mlx4: Address build warnings on set but not used variables 

Handle the compiler warnings on variables which are set but not used
by removing the relevant variable or casting a return value which is
ignored on purpose to void.

Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Or Gerlitz 2012-05-15 10:34:57 +00:00 committed by David S. Miller
parent bc9b35ad41
commit 162344ed2c
5 changed files with 8 additions and 18 deletions
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5
drivers/net/ethernet/mellanox/mlx4/cmd.c
View File

@ -1254,7 +1254,6 @@ static void mlx4_master_do_cmd(struct mlx4_dev *dev, int slave, u8 cmd,
struct mlx4_priv *priv = mlx4_priv(dev);
struct mlx4_slave_state *slave_state = priv->mfunc.master.slave_state;
u32 reply;
u32 slave_status = 0;
u8 is_going_down = 0;
int i;
@ -1274,10 +1273,8 @@ static void mlx4_master_do_cmd(struct mlx4_dev *dev, int slave, u8 cmd,
}
/*check if we are in the middle of FLR process,
if so return "retry" status to the slave*/
if (MLX4_COMM_CMD_FLR == slave_state[slave].last_cmd) {
slave_status = MLX4_DELAY_RESET_SLAVE;
if (MLX4_COMM_CMD_FLR == slave_state[slave].last_cmd)
goto inform_slave_state;
}
/* write the version in the event field */
reply |= mlx4_comm_get_version();

2
drivers/net/ethernet/mellanox/mlx4/mcg.c
View File

@ -357,7 +357,6 @@ static int add_promisc_qp(struct mlx4_dev *dev, u8 port,
u32 prot;
int i;
bool found;
int last_index;
int err;
struct mlx4_priv *priv = mlx4_priv(dev);
@ -419,7 +418,6 @@ static int add_promisc_qp(struct mlx4_dev *dev, u8 port,
if (err)
goto out_mailbox;
}
last_index = entry->index;
}
/* add the new qpn to list of promisc qps */

3
drivers/net/ethernet/mellanox/mlx4/mr.c
View File

@ -788,7 +788,6 @@ int mlx4_fmr_alloc(struct mlx4_dev *dev, u32 pd, u32 access, int max_pages,
int max_maps, u8 page_shift, struct mlx4_fmr *fmr)
{
struct mlx4_priv *priv = mlx4_priv(dev);
u64 mtt_offset;
int err = -ENOMEM;
if (max_maps > dev->caps.max_fmr_maps)
@ -811,8 +810,6 @@ int mlx4_fmr_alloc(struct mlx4_dev *dev, u32 pd, u32 access, int max_pages,
if (err)
return err;
mtt_offset = fmr->mr.mtt.offset * dev->caps.mtt_entry_sz;
fmr->mtts = mlx4_table_find(&priv->mr_table.mtt_table,
fmr->mr.mtt.offset,
&fmr->dma_handle);

7
drivers/net/ethernet/mellanox/mlx4/port.c
View File

@ -338,13 +338,12 @@ EXPORT_SYMBOL_GPL(__mlx4_unregister_mac);
void mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac)
{
u64 out_param;
int err;
if (mlx4_is_mfunc(dev)) {
set_param_l(&out_param, port);
err = mlx4_cmd_imm(dev, mac, &out_param, RES_MAC,
RES_OP_RESERVE_AND_MAP, MLX4_CMD_FREE_RES,
MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED);
(void) mlx4_cmd_imm(dev, mac, &out_param, RES_MAC,
RES_OP_RESERVE_AND_MAP, MLX4_CMD_FREE_RES,
MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED);
return;
}
__mlx4_unregister_mac(dev, port, mac);

9
drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
View File

@ -2536,7 +2536,7 @@ int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave,
struct mlx4_qp qp; /* dummy for calling attach/detach */
u8 *gid = inbox->buf;
enum mlx4_protocol prot = (vhcr->in_modifier >> 28) & 0x7;
int err, err1;
int err;
int qpn;
struct res_qp *rqp;
int attach = vhcr->op_modifier;
@ -2571,7 +2571,7 @@ int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave,
ex_rem:
/* ignore error return below, already in error */
err1 = rem_mcg_res(dev, slave, rqp, gid, prot, type);
(void) rem_mcg_res(dev, slave, rqp, gid, prot, type);
ex_put:
put_res(dev, slave, qpn, RES_QP);
@ -2604,13 +2604,12 @@ static void detach_qp(struct mlx4_dev *dev, int slave, struct res_qp *rqp)
{
struct res_gid *rgid;
struct res_gid *tmp;
int err;
struct mlx4_qp qp; /* dummy for calling attach/detach */
list_for_each_entry_safe(rgid, tmp, &rqp->mcg_list, list) {
qp.qpn = rqp->local_qpn;
err = mlx4_qp_detach_common(dev, &qp, rgid->gid, rgid->prot,
rgid->steer);
(void) mlx4_qp_detach_common(dev, &qp, rgid->gid, rgid->prot,
rgid->steer);
list_del(&rgid->list);
kfree(rgid);
}