qcacmn: Possible information leak due to uninitialized data

In qdf_trace_hex_dump() API, linebuf array is not initialized where
it is used to print in the form of string in qdf_trace_msg() API,
this may cause information leak.

To address this issue, initialize the linebuf array to zero.

Change-Id: If2fe200eb16b28f7fff4413873c1d149716fb1a7
CRs-Fixed: 2232012
1 file changed