tree 864fccbc78ffa108cde15648440b543f8f7e6688
parent 93860b08e31a3202b6e67e386811545e719a0165
author Krishna Kumar <krkumar2@in.ibm.com> 1255550107 +0000
committer David S. Miller <davem@davemloft.net> 1255849046 -0700

genetlink: Optimize and one bug fix in genl_generate_id()

1. GENL_MIN_ID is a valid id -> no need to start at
   GENL_MIN_ID + 1.
2. Avoid going through the ids two times: If we start at
   GENL_MIN_ID+1 (*or bigger*) and all ids are over!, the
   code iterates through the list twice (*or lesser*).
3. Simplify code - no need to start at idx=0 which gets
   reset to GENL_MIN_ID.

Patch on net-next-2.6. Reboot test shows that first id
passed to genl_register_family was 16, next two were
GENL_ID_GENERATE and genl_generate_id returned 17 & 18
(user level testing of same code shows expected values
across entire range of MIN/MAX).

Signed-off-by: Krishna Kumar <krkumar2@in.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>