diff options
Diffstat (limited to 'drivers/infiniband/hw/mlx4')
| -rw-r--r-- | drivers/infiniband/hw/mlx4/sysfs.c | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/drivers/infiniband/hw/mlx4/sysfs.c b/drivers/infiniband/hw/mlx4/sysfs.c index 0279b780c446..1b5891130aab 100644 --- a/drivers/infiniband/hw/mlx4/sysfs.c +++ b/drivers/infiniband/hw/mlx4/sysfs.c @@ -443,16 +443,12 @@ static ssize_t show_port_pkey(struct mlx4_port *p, struct port_attribute *attr, { struct port_table_attribute *tab_attr = container_of(attr, struct port_table_attribute, attr); - ssize_t ret = -ENODEV; - - if (p->dev->pkeys.virt2phys_pkey[p->slave][p->port_num - 1][tab_attr->index] >= - (p->dev->dev->caps.pkey_table_len[p->port_num])) - ret = sprintf(buf, "none\n"); - else - ret = sprintf(buf, "%d\n", - p->dev->pkeys.virt2phys_pkey[p->slave] - [p->port_num - 1][tab_attr->index]); - return ret; + struct pkey_mgt *m = &p->dev->pkeys; + u8 key = m->virt2phys_pkey[p->slave][p->port_num - 1][tab_attr->index]; + + if (key >= p->dev->dev->caps.pkey_table_len[p->port_num]) + return sysfs_emit(buf, "none\n"); + return sysfs_emit(buf, "%d\n", key); } static ssize_t store_port_pkey(struct mlx4_port *p, struct port_attribute *attr, @@ -490,7 +486,7 @@ static ssize_t store_port_pkey(struct mlx4_port *p, struct port_attribute *attr, static ssize_t show_port_gid_idx(struct mlx4_port *p, struct port_attribute *attr, char *buf) { - return sprintf(buf, "%d\n", p->slave); + return sysfs_emit(buf, "%d\n", p->slave); } static struct attribute ** |