diff options
| -rw-r--r-- | drivers/mtd/mtdchar.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c index 73ae81a629f2..82c06165d3d2 100644 --- a/drivers/mtd/mtdchar.c +++ b/drivers/mtd/mtdchar.c @@ -1162,7 +1162,11 @@ static int mtdchar_mmap(struct file *file, struct vm_area_struct *vma) resource_size_t start, off; unsigned long len, vma_len; - if (mtd->type == MTD_RAM || mtd->type == MTD_ROM) { + /* This is broken because it assumes the MTD device is map-based + and that mtd->priv is a valid struct map_info. It should be + replaced with something that uses the mtd_get_unmapped_area() + operation properly. */ + if (0 /*mtd->type == MTD_RAM || mtd->type == MTD_ROM*/) { off = get_vm_offset(vma); start = map->phys; len = PAGE_ALIGN((start & ~PAGE_MASK) + map->size); |