RDMA/core/iwpm_util: Fix some param description misspellings

Fixes the following W=1 kernel build warning(s):

 drivers/infiniband/core/iwpm_util.c:138: warning: Function parameter or member 'local_sockaddr' not described in 'iwpm_create_mapinfo'
 drivers/infiniband/core/iwpm_util.c:138: warning: Function parameter or member 'mapped_sockaddr' not described in 'iwpm_create_mapinfo'
 drivers/infiniband/core/iwpm_util.c:138: warning: Excess function parameter 'local_addr' description in 'iwpm_create_mapinfo'
 drivers/infiniband/core/iwpm_util.c:138: warning: Excess function parameter 'mapped_addr' description in 'iwpm_create_mapinfo'
 drivers/infiniband/core/iwpm_util.c:185: warning: Function parameter or member 'local_sockaddr' not described in 'iwpm_remove_mapinfo'
 drivers/infiniband/core/iwpm_util.c:185: warning: Excess function parameter 'local_addr' description in 'iwpm_remove_mapinfo'

Link: https://lore.kernel.org/r/20210118223929.512175-20-lee.jones@linaro.org
Cc: Doug Ledford <dledford@redhat.com>
Cc: Jason Gunthorpe <jgg@ziepe.ca>
Cc: linux-rdma@vger.kernel.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

drivers/infiniband/core/iwpm_util.c

@@ -127,8 +127,8 @@ static struct hlist_head *get_mapinfo_hash_bucket(struct sockaddr_storage *,
 /**
  * iwpm_create_mapinfo - Store local and mapped IPv4/IPv6 address
  *                       info in a hash table
- * @local_addr: Local ip/tcp address
- * @mapped_addr: Mapped local ip/tcp address
+ * @local_sockaddr: Local ip/tcp address
+ * @mapped_sockaddr: Mapped local ip/tcp address
  * @nl_client: The index of the netlink client
  * @map_flags: IWPM mapping flags
  */
@@ -174,7 +174,7 @@ int iwpm_create_mapinfo(struct sockaddr_storage *local_sockaddr,
 /**
  * iwpm_remove_mapinfo - Remove local and mapped IPv4/IPv6 address
  *                       info from the hash table
- * @local_addr: Local ip/tcp address
+ * @local_sockaddr: Local ip/tcp address
  * @mapped_local_addr: Mapped local ip/tcp address
  *
  * Returns err code if mapping info is not found in the hash table,