From: Ira Weiny <ira.we...@intel.com>

Set link state was not supported and so we can return early in the parameter
checks rather than falling through the switch clause.

Signed-off-by: Dennis Dalessandro <dennis.dalessan...@intel.com>
Signed-off-by: Ira Weiny <ira.we...@intel.com>
---
 drivers/staging/rdma/hfi1/diag.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/rdma/hfi1/diag.c b/drivers/staging/rdma/hfi1/diag.c
index 556a47591989..a489a79dd3b6 100644
--- a/drivers/staging/rdma/hfi1/diag.c
+++ b/drivers/staging/rdma/hfi1/diag.c
@@ -999,16 +999,14 @@ static long hfi1_ioctl(struct file *fp, unsigned int cmd, 
unsigned long arg)
                 * Other are invalid.
                 */
                return -EINVAL;
+       } else if (cmd == HFI1_SNOOP_IOCSETLINKSTATE) {
+               /* We do not support the old setlink state */
+               return -EINVAL;
        }
 
        spin_lock_irqsave(&dd->hfi1_snoop.snoop_lock, flags);
 
        switch (cmd) {
-       case HFI1_SNOOP_IOCSETLINKSTATE:
-               snoop_dbg("HFI1_SNOOP_IOCSETLINKSTATE is not valid");
-               ret = -EINVAL;
-               break;
-
        case HFI1_SNOOP_IOCSETLINKSTATE_EXTRA:
                memset(&link_info, 0, sizeof(link_info));
 
-- 
1.8.2

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