mtd: mxc_nand: remove unused variable

This fixes:

	drivers/mtd/nand/mxc_nand.c: In function 'mxcnd_resume':
	drivers/mtd/nand/mxc_nand.c:901: warning: unused variable 'host'

Removing this variable was missed in 9c14b153.
Signed-off-by: NUwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: NArtem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: NDavid Woodhouse <David.Woodhouse@intel.com>

drivers/mtd/nand/mxc_nand.c

@@ -896,7 +896,6 @@ static int mxcnd_resume(struct platform_device *pdev)
 {
 	struct mtd_info *mtd = platform_get_drvdata(pdev);
 	struct nand_chip *nand_chip = mtd->priv;
-	struct mxc_nand_host *host = nand_chip->priv;
 	int ret = 0;
 
 	DEBUG(MTD_DEBUG_LEVEL0, "MXC_ND : NAND resume\n");