[PATCH] mtd: rawnand: Fix an error handling path in 'ebu_dma_start()'

[Miquel Raynal]

On Sun, 2021-01-24 at 07:39:55 UTC, Christophe JAILLET wrote:
> If 'dmaengine_prep_slave_single()' fails, we must undo a previous
> 'dma_map_single()' call, as already done in all the other error handling
> paths of this function.
> 
> Fixes: 0b1039f016e8 ("mtd: rawnand: Add NAND controller support on Intel LGM SoC")
> Signed-off-by: Christophe JAILLET <christophe.jaillet at wanadoo.fr>

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next, thanks.

Miquel