Added the correct method to collect the fatal dump.

Link: https://lore.kernel.org/r/20191114100910.6153-14-deepak.ukey@microchip.comReported-by: Nkbuild test robot <lkp@intel.com>
Acked-by: NJack Wang <jinpu.wang@cloud.ionos.com>
Signed-off-by: NDeepak Ukey <deepak.ukey@microchip.com>
Signed-off-by: NViswas G <Viswas.G@microchip.com>
Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com>