bug 200059216 use boolean to return status of hex search in the string Change-Id: Ifa53edccf54b9741b369f3a1ab5c79b6aad6cf86 Signed-off-by: Vijayakumar <vsubbu@nvidia.com> Reviewed-on: http://git-master/r/656749 Reviewed-by: Supriya Sharatkumar <ssharatkumar@nvidia.com> Reviewed-by: Seshendra Gadagottu <sgadagottu@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>