Fix the size of the buffer allocated to store the in-memory BBT. This bug was previously hidden by a different bug, that was fixed in d098093ba06e.
Fixes: 9c3736a3de21 ("mtd: nand: Add core infrastructure to deal with NAND devices") Cc: stable@vger.kernel.org Signed-off-by: Frieder Schrempf frieder.schrempf@kontron.de --- drivers/mtd/nand/bbt.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/mtd/nand/bbt.c b/drivers/mtd/nand/bbt.c index 56cde38..c12497f 100644 --- a/drivers/mtd/nand/bbt.c +++ b/drivers/mtd/nand/bbt.c @@ -27,7 +27,8 @@ int nanddev_bbt_init(struct nand_device *nand) unsigned int nwords = DIV_ROUND_UP(nblocks * bits_per_block, BITS_PER_LONG);
- nand->bbt.cache = kzalloc(nwords, GFP_KERNEL); + nand->bbt.cache = kzalloc(nwords * (BITS_PER_LONG / BITS_PER_BYTE), + GFP_KERNEL); if (!nand->bbt.cache) return -ENOMEM;