1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/infiniband/hw/qib/qib_file_ops.c b/drivers/infiniband/hw/qib/qib_file_ops.c
index ff946d5f59e4..382466a90da7 100644
--- a/drivers/infiniband/hw/qib/qib_file_ops.c
+++ b/drivers/infiniband/hw/qib/qib_file_ops.c
@@ -2178,6 +2178,11 @@ static ssize_t qib_write(struct file *fp, const char __user *data,
 
         switch (cmd.type) {
         case QIB_CMD_ASSIGN_CTXT:
+                if (rcd) {
+                        ret = -EINVAL;
+                        goto bail;
+                }
+
                 ret = qib_assign_ctxt(fp, &cmd.cmd.user_info);
                 if (ret)
                         goto bail;