Allow instance mods if only osparams are given

osparams are now recognized as changes, so changing only those without
other changes works too now.

(cherry picked from commit 5eae613c2e1e65101c5d5f7d2e8ffd7cc6edc7d5)

Signed-off-by: Thomas Thrainer <thomasth@google.com>
Reviewed-by: Helga Velroyen <helgav@google.com>
Reviewed-by: Guido Trotter <ultrotter@google.com>

diff --git a/lib/cmdlib/instance.py b/lib/cmdlib/instance.py
index 87aef09..e6abee2 100644 (file)
--- a/lib/cmdlib/instance.py
+++ b/lib/cmdlib/instance.py
@@ -2316,8 +2316,8 @@ class LUInstanceSetParams(LogicalUnit):
   def CheckArguments(self):
     if not (self.op.nics or self.op.disks or self.op.disk_template or
             self.op.hvparams or self.op.beparams or self.op.os_name or
-            self.op.offline is not None or self.op.runtime_mem or
-            self.op.pnode):
+            self.op.osparams or self.op.offline is not None or
+            self.op.runtime_mem or self.op.pnode):
       raise errors.OpPrereqError("No changes submitted", errors.ECODE_INVAL)
 
     if self.op.hvparams: