diff options
| author | Anand Khoje <anand.a.khoje@oracle.com> | 2021-06-16 21:15:07 +0530 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2021-06-21 20:49:32 -0300 |
| commit | c5f8f2c5e5bfd4fd5fc5c413051ad14b7873b1fd (patch) | |
| tree | 63d78204b3f90fe38cb478a962f48b0039d9b7f4 /drivers/infiniband/core | |
| parent | bf194997c7319ba968d3f7c47258b4be5f01f81e (diff) | |
IB/core: Removed port validity check from ib_get_cached_subnet_prefix
Removed port validity check from ib_get_cached_subnet_prefix() as this
check is not needed because "port_num" is valid.
Link: https://lore.kernel.org/r/20210616154509.1047-2-anand.a.khoje@oracle.com
Suggested-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Anand Khoje <anand.a.khoje@oracle.com>
Signed-off-by: Haakon Bugge <haakon.bugge@oracle.com>
Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/core')
| -rw-r--r-- | drivers/infiniband/core/cache.c | 7 | ||||
| -rw-r--r-- | drivers/infiniband/core/core_priv.h | 2 | ||||
| -rw-r--r-- | drivers/infiniband/core/device.c | 11 | ||||
| -rw-r--r-- | drivers/infiniband/core/security.c | 7 |
4 files changed, 6 insertions, 21 deletions
diff --git a/drivers/infiniband/core/cache.c b/drivers/infiniband/core/cache.c index f44a0d4a86e9..c9e9fc81447e 100644 --- a/drivers/infiniband/core/cache.c +++ b/drivers/infiniband/core/cache.c @@ -1069,19 +1069,14 @@ int ib_get_cached_pkey(struct ib_device *device, } EXPORT_SYMBOL(ib_get_cached_pkey); -int ib_get_cached_subnet_prefix(struct ib_device *device, u32 port_num, +void ib_get_cached_subnet_prefix(struct ib_device *device, u32 port_num, u64 *sn_pfx) { unsigned long flags; - if (!rdma_is_port_valid(device, port_num)) - return -EINVAL; - read_lock_irqsave(&device->cache_lock, flags); *sn_pfx = device->port_data[port_num].cache.subnet_prefix; read_unlock_irqrestore(&device->cache_lock, flags); - - return 0; } EXPORT_SYMBOL(ib_get_cached_subnet_prefix); diff --git a/drivers/infiniband/core/core_priv.h b/drivers/infiniband/core/core_priv.h index 78782cce47a1..647cca4e0240 100644 --- a/drivers/infiniband/core/core_priv.h +++ b/drivers/infiniband/core/core_priv.h @@ -212,7 +212,7 @@ int ib_nl_handle_ip_res_resp(struct sk_buff *skb, struct nlmsghdr *nlh, struct netlink_ext_ack *extack); -int ib_get_cached_subnet_prefix(struct ib_device *device, +void ib_get_cached_subnet_prefix(struct ib_device *device, u32 port_num, u64 *sn_pfx); diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c index 53a7ec66e0d1..fa20b1824fb8 100644 --- a/drivers/infiniband/core/device.c +++ b/drivers/infiniband/core/device.c @@ -887,15 +887,8 @@ static void ib_policy_change_task(struct work_struct *work) rdma_for_each_port (dev, i) { u64 sp; - int ret = ib_get_cached_subnet_prefix(dev, - i, - &sp); - - WARN_ONCE(ret, - "ib_get_cached_subnet_prefix err: %d, this should never happen here\n", - ret); - if (!ret) - ib_security_cache_change(dev, i, sp); + ib_get_cached_subnet_prefix(dev, i, &sp); + ib_security_cache_change(dev, i, sp); } } up_read(&devices_rwsem); diff --git a/drivers/infiniband/core/security.c b/drivers/infiniband/core/security.c index b5528854e327..3512c2e54efc 100644 --- a/drivers/infiniband/core/security.c +++ b/drivers/infiniband/core/security.c @@ -72,7 +72,7 @@ static int get_pkey_and_subnet_prefix(struct ib_port_pkey *pp, if (ret) return ret; - ret = ib_get_cached_subnet_prefix(dev, pp->port_num, subnet_prefix); + ib_get_cached_subnet_prefix(dev, pp->port_num, subnet_prefix); return ret; } @@ -664,10 +664,7 @@ static int ib_security_pkey_access(struct ib_device *dev, if (ret) return ret; - ret = ib_get_cached_subnet_prefix(dev, port_num, &subnet_prefix); - - if (ret) - return ret; + ib_get_cached_subnet_prefix(dev, port_num, &subnet_prefix); return security_ib_pkey_access(sec, subnet_prefix, pkey); } |