Fixed segfault when optional args passed in like -trace
Fixed segfault when optional args passed in like -trace

open-power/eCMD,mklight/eCMD,mklight/eCMD,open-power/eCMD,mklight/eCMD,mklight/eCMD,open-power/eCMD,open-power/eCMD,open-power/eCMD,mklight/eCMD