1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/mtd/nand/nandsim.c b/drivers/mtd/nand/nandsim.c
index b28d76013ab6..b48051684733 100644
--- a/drivers/mtd/nand/nandsim.c
+++ b/drivers/mtd/nand/nandsim.c
@@ -2022,6 +2022,7 @@ static int __init ns_init_module(void)
                 nsmtd->size = new_size;
                 chip->chipsize = new_size;
                 chip->chip_shift = ffs(new_size) - 1;
+                chip->pagemask = (chip->chipsize >> chip->page_shift) - 1;
         }
 
         if ((retval = setup_wear_reporting(nsmtd)) != 0)