if oldPodSpec.SecurityContext != nil && len(oldPodSpec.SecurityContext.Sysctls) != 0 {
			for _, s := range oldPodSpec.SecurityContext.Sysctls {
				err := apivalidation.ValidateHostSysctl(s.Name, oldPodSpec.SecurityContext, nil)
				if err != nil {
					opts.AllowNamespacedSysctlsForHostNetAndHostIPC = true
					break
				}
			}
		}
	}

		}
		if !opts.AllowNamespacedSysctlsForHostNetAndHostIPC {
			err := ValidateHostSysctl(s.Name, securityContext, fldPath.Index(i).Child("name"))
			if err != nil {
				allErrs = append(allErrs, err)
			}
		}
		names[s.Name] = struct{}{}
	}
	return allErrs
}

// ValidateHostSysctl will return error if namespaced sysctls is applied to pod sharing the respective namespaces with the host.