staging: android: binder.c: Use more appropriate functions for euid retrieval

Instead of getting the reference to whole credential structure, use
task_euid() and current_euid() to get it.

Issue: SEC-3292
Signed-off-by: Tair Rzayev <tair.rzayev@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Change-Id: I2cbabfb1b8ed57f01e5670854907fae828d16162
1 file changed