From 757fe8d514a9bab55156dfb2c4a03e56ba96a028 Mon Sep 17 00:00:00 2001
From: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Date: Wed, 5 Aug 2015 10:04:05 +0300
Subject: [PATCH] spi: spi-pxa2xx: Remove unused legacy null dma buffer and
 allocation for it

Remove null_dma_buf variable and extra allocation for it. It is not needed
since commit 6356437e65c2 ("spi: spi-pxa2xx: remove legacy PXA DMA bits").

Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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