drm/i915: Remove unwanted pointer unpacking

In await_fence_array(), unpacking syncobj pointer is not needed.
Remove it.
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Signed-off-by: Niranjana Vishwanathapura <niranjana.vishwanathapura@intel.com>
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220927181346.1187-1-niranjana.vishwanathapura@intel.com

drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c

@@ -2955,11 +2955,6 @@ await_fence_array(struct i915_execbuffer *eb,
 	int err;
 
 	for (n = 0; n < eb->num_fences; n++) {
-		struct drm_syncobj *syncobj;
-		unsigned int flags;
-
-		syncobj = ptr_unpack_bits(eb->fences[n].syncobj, &flags, 2);
-
 		if (!eb->fences[n].dma_fence)
 			continue;