IB/mlx4: Fix an incorrectly shadowed variable in mlx4_ib_rereg_user_mr

This error was detected by sparse static checker:

    drivers/infiniband/hw/mlx4/mr.c:226:21: warning: symbol 'err' shadows an earlier one
    drivers/infiniband/hw/mlx4/mr.c:197:13: originally declared here

Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>

diff --git a/drivers/infiniband/hw/mlx4/mr.c b/drivers/infiniband/hw/mlx4/mr.c
index 8f9325c..c36ccbd 100644 (file)
--- a/drivers/infiniband/hw/mlx4/mr.c
+++ b/drivers/infiniband/hw/mlx4/mr.c
@@ -223,7 +223,6 @@ int mlx4_ib_rereg_user_mr(struct ib_mr *mr, int flags,
 
        if (flags & IB_MR_REREG_TRANS) {
                int shift;
-               int err;
                int n;
 
                mlx4_mr_rereg_mem_cleanup(dev->dev, &mmr->mmr);