am 4d17834a: am b83e8b69: am 292c979a: am d440ca76: am f3a5323c: am 6d8f5b75: libdrm: fix bad strncpy / snprintf calls

* commit '4d17834ab3d4850352f3d33742945dad61722cd5':
  libdrm: fix bad strncpy / snprintf calls