IB/core: Modify conditional on ucontext existence

Since we allow to call legacy verbs using their extended counterpart,
the check on ucontext has to move up to a common area in case this verb
is ever extended.

Signed-off-by: Eli Cohen <eli@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

1 files changed, 6 insertions, 6 deletions

diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
index 20f0049db5e5..8b299df0ee7b 100644
--- a/drivers/infiniband/core/uverbs_main.c
+++ b/drivers/infiniband/core/uverbs_main.c
@@ -735,6 +735,12 @@ static ssize_t ib_uverbs_write(struct file *filp, const char __user *buf,
                 goto out;
         }
 
+        if (!file->ucontext &&
+            command != IB_USER_VERBS_CMD_GET_CONTEXT) {
+                ret = -EINVAL;
+                goto out;
+        }
+
         flags = (hdr.command &
                  IB_USER_VERBS_CMD_FLAGS_MASK) >> IB_USER_VERBS_CMD_FLAGS_SHIFT;
 
@@ -745,12 +751,6 @@ static ssize_t ib_uverbs_write(struct file *filp, const char __user *buf,
                         goto out;
                 }
 
-                if (!file->ucontext &&
-                    command != IB_USER_VERBS_CMD_GET_CONTEXT) {
-                        ret = -EINVAL;
-                        goto out;
-                }
-
                 if (hdr.in_words * 4 != count) {
                         ret = -EINVAL;
                         goto out;