mtd: Few follow up cleanups for Smartmedia/xD support

* Test results of few functions that were declared with __must_check
* Fix bogus gcc warning about uinitialized variable 'ret'
* Remove unused variable from mtdblock_remove_dev
* Don't use deprecated DMA_32BIT_MASK

Signed-off-by: Maxim Levitsky <maximlevitsky@gmail.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

1 files changed, 0 insertions, 1 deletions

diff --git a/drivers/mtd/mtdblock.c b/drivers/mtd/mtdblock.c
index 7ce30a239ad..e6edbec609f 100644
--- a/drivers/mtd/mtdblock.c
+++ b/drivers/mtd/mtdblock.c
@@ -354,7 +354,6 @@ static void mtdblock_add_mtd(struct mtd_blktrans_ops *tr, struct mtd_info *mtd)
 
 static void mtdblock_remove_dev(struct mtd_blktrans_dev *dev)
 {
-        struct mtdblk_dev *mtdblk = container_of(dev, struct mtdblk_dev, mbd);
         del_mtd_blktrans_dev(dev);
 }