668f272e57
Reduce stack usage in serial_2002_open() by allocating dig_in_config, dig_out_config, chan_in_config, and chan_out_config temporary arrays using kcalloc() and freeing them when done with. Signed-off-by: Ian Abbott <abbotti@mev.co.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>