tree 274dfb0f395ca387d2ae45baef572d2a7bfa230e
parent 35fae9c4412d99ce36954de082cffe50527231a8
author Ratnam Rachuri <c_rrachu@qti.qualcomm.com> 1437119249 +0530
committer Satyanarayana Dash <sadash@codeaurora.org> 1437139464 +0530

wlan: Fix buffer overwrite problem in GETBAND

If (len + 1) is greater than priv_data.total_len then copy_to_user
results in writing more data than the buffer can hold.
Fix this by writing mininum of (len + 1) and priv_data.total_len.

CRs-Fixed: 865589
Change-Id: I134d21c1c73d4b1287aef7f78a59d18539c9d3dc