diff options
| author | Dan Carpenter <dan.carpenter@oracle.com> | 2015-07-29 13:16:06 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-09-13 09:07:41 -0700 |
| commit | e0a829ebdcc4732ceec327fc00c300430257b8f8 (patch) | |
| tree | 63f8466c2d20063271e24f84dcb5eb43e3e23a36 /drivers/hid | |
| parent | 731fedc9a4c9192e0250e8615d2db08134749b3d (diff) | |
HID: uclogic: fix limit in uclogic_tablet_enable()
commit 4a8e70f5d0d80675fc17b9ba1e62db8ca6b91775 upstream.
The limit should be ARRAY_SIZE(params) (5 elements) here instead of
sizeof(params) (20 bytes).
Fixes: 08177f40bd00 ('HID: uclogic: merge hid-huion driver in hid-uclogic')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Nikolai Kondrashov <spbnick@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hid')
| -rw-r--r-- | drivers/hid/hid-uclogic.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/hid/hid-uclogic.c b/drivers/hid/hid-uclogic.c index 94167310e15a..b905d501e752 100644 --- a/drivers/hid/hid-uclogic.c +++ b/drivers/hid/hid-uclogic.c @@ -858,7 +858,7 @@ static int uclogic_tablet_enable(struct hid_device *hdev) for (p = drvdata->rdesc; p <= drvdata->rdesc + drvdata->rsize - 4;) { if (p[0] == 0xFE && p[1] == 0xED && p[2] == 0x1D && - p[3] < sizeof(params)) { + p[3] < ARRAY_SIZE(params)) { v = params[p[3]]; put_unaligned(cpu_to_le32(v), (s32 *)p); p += 4; |