Christian Lamparter
b397492a8c
carl9170: fix virtual interface setup crash
This patch fixes a faulty bound check which caused a
crash when too many virtual interface were brought up.
BUG: unable to handle kernel NULL pointer dereference at 00000004
IP: [<f8125f67>] carl9170_op_add_interface+0x1d7/0x2c0 [carl9170]
*pde = 00000000
Oops: 0002 [#1] PREEMPT
Modules linked in: carl9170 [...]
Pid: 4720, comm: wpa_supplicant Not tainted 2.6.37-rc2-wl+
EIP: 0060:[<f8125f67>] EFLAGS: 00210206 CPU: 0
EIP is at carl9170_op_add_interface+0x1d7/0x2c0 [carl9170]
EAX: 00000000 ...
Process wpa_supplicant
Stack:
f4f88f34 fffffff4 ..
Call Trace:
[<f8f4e666>] ? ieee80211_do_open+0x406/0x5c0 [mac80211]
[...]
Code: <89> 42 04 ...
EIP: [<f8125f67>] carl9170_op_add_interface+0x1d7/0x2c0 [carl9170]
CR2: 0000000000000004
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-11-22 15:19:32 -05:00
..
2010-10-05 13:35:21 -04:00
2010-10-25 14:43:14 -04:00
2010-09-28 15:47:56 -04:00
2010-09-14 16:03:42 -04:00
2010-09-14 16:03:41 -04:00
2010-10-05 13:35:21 -04:00
2010-10-05 13:35:21 -04:00
2010-10-05 13:35:21 -04:00
2010-10-05 13:35:21 -04:00
2010-09-28 15:47:56 -04:00
2010-09-14 16:03:42 -04:00
2010-11-22 15:19:32 -05:00
2010-09-14 16:03:42 -04:00
2010-09-21 11:05:25 -04:00
2010-10-05 13:35:21 -04:00
2010-10-11 15:04:23 -04:00
2010-09-28 15:47:56 -04:00
2010-11-15 15:03:13 -05:00
2010-10-05 13:35:21 -04:00
2010-10-11 15:04:22 -04:00