Re: [Qemu-devel] [PATCH] virtio-blk: assign a default serial number if none provided

[Michael Tokarev]

02.06.2010 05:48, Ryan Harper wrote:
[]

  hw/virtio-blk.c |    3 +++
+    if (strlen(s->sn) == 0) {

Just out of curiocity (not that it is wrong or inefficient):
why
  strlen(s->sn)
and not, say,
  !s->sn[0]
?

/mjt