Staging: unisys: Fix multiple variable length array declarations

There were multiple variable length arrays declared on the stack in proc
handlers:
	char buf[count];

I changed these to be fixed length arrays.

Signed-off-by: Ken Cox <jkc@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --cc drivers/staging/unisys/uislib/uislib.c
Simple merge

diff --cc drivers/staging/unisys/virthba/virthba.c
Simple merge

diff --cc drivers/staging/unisys/virtpci/virtpci.c
Simple merge