drm/amdgpu: jump to the correct label on failure

drm_sched_entity_init wasn't called yet, so the only thing to
do is to release allocated memory.
This doesn't fix any bug since entity is zero allocated and
drm_sched_entity_fini does nothing in this case.

Signed-off-by: Pierre-Eric Pelloux-Prayer <[e-mail]>
Reviewed-by: Tvrtko Ursulin <[e-mail]>
Acked-by: Christian König <[e-mail]>
Signed-off-by: Alex Deucher <[e-mail]>
(cherry picked from commit ec49374ccb8da86b465beaf09c367f3dfd648d8f)

drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c

···
 		r = amdgpu_xcp_select_scheds(adev, hw_ip, hw_prio, fpriv,
 						&num_scheds, &scheds);
 		if (r)
-			goto cleanup_entity;
+			goto error_free_entity;
 	}
 
 	/* disable load balance if the hw engine retains context among dependent jobs */