In the Linux kernel, the following vulnerability has been resolved: memory: samsung: exynos5422-dmc: Fix refcount leak in ofgetdramtimings ofparsephandle() returns a node pointer with refcount incremented, we should use ofnodeput() on it when not need anymore. This function doesn't call ofnodeput() in some error paths. To unify the structure, Add putnode label and goto it on errors.