cfg80211: fix cmp_ies
authorJohannes Berg <johannes.berg@intel.com>
Fri, 4 Nov 2011 10:01:46 +0000 (11:01 +0100)
committerJohn W. Linville <linville@tuxdriver.com>
Mon, 7 Nov 2011 18:19:14 +0000 (13:19 -0500)
commit3b6ef6334febb05d3050a96546e635f038dbcb15
tree30f568f999c0ffd3a3011f0f495e759b7f19c2f7
parent133a3ff2c934223a8143bfa52401bba962a97165
cfg80211: fix cmp_ies

When comparing two items by IE, the sort order
wasn't stable, which could lead to issues in the
rbtree. Make it stable by making a missing IE
sort before a present IE.

Also sort by length first if it differs and then
by contents.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
net/wireless/scan.c