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authorAlex Estrin <alex.estrin@intel.com>2018-09-26 10:02:32 -0700
committerJason Gunthorpe <jgg@mellanox.com>2018-09-26 16:35:48 -0600
commitc8b53d0c5eb89a5831b7a25f4bd5e742a85c293b (patch)
tree89f739cd290cbaf3f014bd40b8e2240fcd64beb9 /drivers/infiniband/core
parentIB/hfi1: Move UnsupportedVL bits definitions to the correct header (diff)
downloadlinux-dev-c8b53d0c5eb89a5831b7a25f4bd5e742a85c293b.tar.xz
linux-dev-c8b53d0c5eb89a5831b7a25f4bd5e742a85c293b.zip
IB/sa: simplify return code logic for ib_nl_send_msg()
rdma_nl_multicast() returns either negative error code or zero if succeeded. Remove unnecessary ret code checks and reassignments. Reviewed-by: Kaike Wan <kaike.wan@intel.com> Signed-off-by: Alex Estrin <alex.estrin@intel.com> Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com> Reviewed-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/core')
-rw-r--r--drivers/infiniband/core/sa_query.c13
1 files changed, 2 insertions, 11 deletions
diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c
index 19e1833e13fc..a5e76d432d3f 100644
--- a/drivers/infiniband/core/sa_query.c
+++ b/drivers/infiniband/core/sa_query.c
@@ -835,7 +835,6 @@ static int ib_nl_send_msg(struct ib_sa_query *query, gfp_t gfp_mask)
struct sk_buff *skb = NULL;
struct nlmsghdr *nlh;
void *data;
- int ret = 0;
struct ib_sa_mad *mad;
int len;
@@ -862,13 +861,7 @@ static int ib_nl_send_msg(struct ib_sa_query *query, gfp_t gfp_mask)
/* Repair the nlmsg header length */
nlmsg_end(skb, nlh);
- ret = rdma_nl_multicast(skb, RDMA_NL_GROUP_LS, gfp_mask);
- if (!ret)
- ret = len;
- else
- ret = 0;
-
- return ret;
+ return rdma_nl_multicast(skb, RDMA_NL_GROUP_LS, gfp_mask);
}
static int ib_nl_make_request(struct ib_sa_query *query, gfp_t gfp_mask)
@@ -891,14 +884,12 @@ static int ib_nl_make_request(struct ib_sa_query *query, gfp_t gfp_mask)
spin_unlock_irqrestore(&ib_nl_request_lock, flags);
ret = ib_nl_send_msg(query, gfp_mask);
- if (ret <= 0) {
+ if (ret) {
ret = -EIO;
/* Remove the request */
spin_lock_irqsave(&ib_nl_request_lock, flags);
list_del(&query->list);
spin_unlock_irqrestore(&ib_nl_request_lock, flags);
- } else {
- ret = 0;
}
return ret;