usb: gadget: Fix channel name comparison

Compare the full name string instead of just the first
sizeof(const char*) bytes.

This issue was caught by GCC 4.8.

Change-Id: I5855c5a30fffe3ac2ace06f5697d25514be92f28
Bluetooth: Remove unused hci_le_ltk_reply()

In this API, we were using sizeof operator for an array
given as function argument, which is invalid.
However this API is not used anywhere.

Signed-off-by: Syam Sidhardhan <s.syam@samsung.com>
Signed-off-by: Gustavo Padovan <gustavo@padovan.org>

Change-Id: Id698440b717e1d320c6bcff2edb73517b7c38db9