LU-4629 lov: fix sscanf format specification

LU-4629 lov: fix sscanf format specification

sscanf format specification '%d' expects type 'int *' for 'd',
but parameter 3 has a different type '__u32*'

Length of format string "o%.5d" is 11 but array 'oname' of size 10.

Signed-off-by: Dmitry Eremin <dmitry.eremin@intel.com>
Change-Id: I132ba4c4865cc12f831638edddb8d41e5fa2d273
Reviewed-on: http://review.whamcloud.com/9391
Tested-by: Jenkins
Reviewed-by: John L. Hammond <john.hammond@intel.com>
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>