spi: spi-amd: fix warning

remove unused variable "opcode"

Signed-off-by: Sanjay R Mehta <sanju.mehta@amd.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/1588049801-37995-1-git-send-email-sanju.mehta@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>
1 file changed