mtd: nandsim: fix integer widening

This multiplication should be done in 64-bit, not 32-bit.

Caught by Coverity.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>

diff --git a/drivers/mtd/nand/nandsim.c b/drivers/mtd/nand/nandsim.c
index 4f0d836..7dc1dd2 100644 (file)
--- a/drivers/mtd/nand/nandsim.c
+++ b/drivers/mtd/nand/nandsim.c
@@ -827,7 +827,7 @@ static int parse_badblocks(struct nandsim *ns, struct mtd_info *mtd)
                        NS_ERR("invalid badblocks.\n");
                        return -EINVAL;
                }
-               offset = erase_block_no * ns->geom.secsz;
+               offset = (loff_t)erase_block_no * ns->geom.secsz;
                if (mtd_block_markbad(mtd, offset)) {
                        NS_ERR("invalid badblocks.\n");
                        return -EINVAL;