tree 359897e247fc8112046abae3540759eea33213e2
parent 5533513784a88049e19dd2ab380a452b61e5171e
author Dan Carpenter <dan.carpenter@oracle.com> 1330585328 +0300
committer John W. Linville <linville@tuxdriver.com> 1330978995 -0500

rndis_wlan: integer overflows in rndis_wlan_do_link_up_work()

If "offset" is negative then we can get past this check:
	if (offset > CONTROL_BUFFER_SIZE)
Or if we pick a very high "req_ie_len" then we can get around the check:
	if (offset + req_ie_len > CONTROL_BUFFER_SIZE)

I made "resp_ie_len" and "req_ie_len" unsigned.  I don't know if it was
intentional that they were signed in the original.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Signed-off-by: John W. Linville <linville@tuxdriver.com>