staging: IB/hfi1: use TASK_COMM_LEN in hfi1_ctxtdata

Use comm[TASK_COMM_LEN] instead of comm[16].

Signed-off-by: Geliang Tang <geliangtang@163.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1 file changed