IB/qib: Remove a set-but-not-used variable

This patch avoids that a compiler warning is reported when building with
W=1.

Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Fixes: 49c0e2414b20 ("IB/qib: Change SDMA progression mode depending on single- or multi-rail")
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

diff --git a/drivers/infiniband/hw/qib/qib_user_sdma.c b/drivers/infiniband/hw/qib/qib_user_sdma.c
index 31c523b..ef19d39 100644 (file)
--- a/drivers/infiniband/hw/qib/qib_user_sdma.c
+++ b/drivers/infiniband/hw/qib/qib_user_sdma.c
@@ -225,8 +225,6 @@ qib_user_sdma_queue_create(struct device *dev, int unit, int ctxt, int sctxt)
        if (sdma_rb_node) {
                sdma_rb_node->refcount++;
        } else {
-               int ret;
-
                sdma_rb_node = kmalloc(sizeof(
                        struct qib_user_sdma_rb_node), GFP_KERNEL);
                if (!sdma_rb_node)
@@ -235,8 +233,7 @@ qib_user_sdma_queue_create(struct device *dev, int unit, int ctxt, int sctxt)
                sdma_rb_node->refcount = 1;
                sdma_rb_node->pid = current->pid;
 
-               ret = qib_user_sdma_rb_insert(&qib_user_sdma_rb_root,
-                                       sdma_rb_node);
+               qib_user_sdma_rb_insert(&qib_user_sdma_rb_root, sdma_rb_node);
        }
        pq->sdma_rb_node = sdma_rb_node;