spi: pl022: Fix incorrect dma_unmap_sg
authorRay Jui <rjui@broadcom.com>
Thu, 9 Oct 2014 18:44:54 +0000 (11:44 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 14 Nov 2014 16:47:59 +0000 (08:47 -0800)
commita8be23c660a778cdab39bcde9cd3696ebc097f6f
treeab54e3ebff2e3dd8f3215c38f683c4fbaca68578
parent6b93e3669cb10c50dd9441f3eabc63b8d43749d0
spi: pl022: Fix incorrect dma_unmap_sg

commit 3ffa6158f002e096d28ede71be4e0ee8ab20baa2 upstream.

When mapped RX DMA entries are unmapped in an error condition when DMA
is firstly configured in the driver, the number of TX DMA entries was
passed in, which is incorrect

Signed-off-by: Ray Jui <rjui@broadcom.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/spi/spi-pl022.c