30ac0b496b
The current code invalidates the range after the read buffer since the
buffer pointer gets incremented in the read loop. Use a temporary
pointer to make sure we have a pristine pointer to invalidate the
correct memory range after read.
Fixes: 704e040a51 ("nvme: Apply cache operations on the DMA buffers")
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Stefan Agner <stefan@agner.ch>