diff options
| author | Hemant Kumar <hemantk@codeaurora.org> | 2016-05-02 11:09:00 -0700 |
|---|---|---|
| committer | Kyle Yan <kyan@codeaurora.org> | 2016-06-10 15:14:12 -0700 |
| commit | 9f9acf870f64fe5edeee8f76482568fbfe925bd4 (patch) | |
| tree | f48ceda0dbfc4b5d81be852bc5f88070ed05fa1f /scripts/patch-kernel | |
| parent | ff1259b38e88824ec1c8208091e475c55d6f8204 (diff) | |
usb: gadget: f_mtp: Fix issue of NULL pointer access in mtp_read
MTP usb device node created as a part of mtp function init call.
Userspace can read/write to MTP device using this node. If MTP is
not enabled in the composition and trying to read mtp_usb dev node
from the userspace leading to null pointer access in mtp_read.
Do not access ep OUT maxpacket size in mtp_read. First block on mtp_read
until the state become online which doesn't wakeup from the thread and
expecting for the read completion or state change which occurs as
a part of set_alt.
Change-Id: Icbee5fe7ae2c02b2bca185a0dc7587eb4940058a
Signed-off-by: ChandanaKishori Chiluveru <cchilu@codeaurora.org>
Signed-off-by: Azhar Shaikh <azhars@codeaurora.org>
Signed-off-by: Hemant Kumar <hemantk@codeaurora.org>
Diffstat (limited to 'scripts/patch-kernel')
0 files changed, 0 insertions, 0 deletions