*/
static void mtd_release(struct device *dev)
{
- struct mtd_info __maybe_unused *mtd = dev_get_drvdata(dev);
+ struct mtd_info *mtd = dev_get_drvdata(dev);
dev_t index = MTD_DEVT(mtd->index);
- /* remove /dev/mtdXro node if needed */
- if (index)
- device_destroy(&mtd_class, index + 1);
+ /* remove /dev/mtdXro node */
+ device_destroy(&mtd_class, index + 1);
}
static int mtd_cls_suspend(struct device *dev, pm_message_t state)
if (device_register(&mtd->dev) != 0)
goto fail_added;
- if (MTD_DEVT(i))
- device_create(&mtd_class, mtd->dev.parent,
- MTD_DEVT(i) + 1,
- NULL, "mtd%dro", i);
+ device_create(&mtd_class, mtd->dev.parent, MTD_DEVT(i) + 1, NULL,
+ "mtd%dro", i);
pr_debug("mtd: Giving out device %d to %s\n", i, mtd->name);
/* No need to get a refcount on the module containing
*/
int mtd_erase(struct mtd_info *mtd, struct erase_info *instr)
{
- if (instr->addr > mtd->size || instr->len > mtd->size - instr->addr)
+ if (instr->addr >= mtd->size || instr->len > mtd->size - instr->addr)
return -EINVAL;
if (!(mtd->flags & MTD_WRITEABLE))
return -EROFS;
*phys = 0;
if (!mtd->_point)
return -EOPNOTSUPP;
- if (from < 0 || from > mtd->size || len > mtd->size - from)
+ if (from < 0 || from >= mtd->size || len > mtd->size - from)
return -EINVAL;
if (!len)
return 0;
{
if (!mtd->_point)
return -EOPNOTSUPP;
- if (from < 0 || from > mtd->size || len > mtd->size - from)
+ if (from < 0 || from >= mtd->size || len > mtd->size - from)
return -EINVAL;
if (!len)
return 0;
{
if (!mtd->_get_unmapped_area)
return -EOPNOTSUPP;
- if (offset > mtd->size || len > mtd->size - offset)
+ if (offset >= mtd->size || len > mtd->size - offset)
return -EINVAL;
return mtd->_get_unmapped_area(mtd, len, offset, flags);
}
{
int ret_code;
*retlen = 0;
- if (from < 0 || from > mtd->size || len > mtd->size - from)
+ if (from < 0 || from >= mtd->size || len > mtd->size - from)
return -EINVAL;
if (!len)
return 0;
const u_char *buf)
{
*retlen = 0;
- if (to < 0 || to > mtd->size || len > mtd->size - to)
+ if (to < 0 || to >= mtd->size || len > mtd->size - to)
return -EINVAL;
if (!mtd->_write || !(mtd->flags & MTD_WRITEABLE))
return -EROFS;
*retlen = 0;
if (!mtd->_panic_write)
return -EOPNOTSUPP;
- if (to < 0 || to > mtd->size || len > mtd->size - to)
+ if (to < 0 || to >= mtd->size || len > mtd->size - to)
return -EINVAL;
if (!(mtd->flags & MTD_WRITEABLE))
return -EROFS;
{
if (!mtd->_lock)
return -EOPNOTSUPP;
- if (ofs < 0 || ofs > mtd->size || len > mtd->size - ofs)
+ if (ofs < 0 || ofs >= mtd->size || len > mtd->size - ofs)
return -EINVAL;
if (!len)
return 0;
{
if (!mtd->_unlock)
return -EOPNOTSUPP;
- if (ofs < 0 || ofs > mtd->size || len > mtd->size - ofs)
+ if (ofs < 0 || ofs >= mtd->size || len > mtd->size - ofs)
return -EINVAL;
if (!len)
return 0;
{
if (!mtd->_is_locked)
return -EOPNOTSUPP;
- if (ofs < 0 || ofs > mtd->size || len > mtd->size - ofs)
+ if (ofs < 0 || ofs >= mtd->size || len > mtd->size - ofs)
return -EINVAL;
if (!len)
return 0;
int mtd_block_isreserved(struct mtd_info *mtd, loff_t ofs)
{
- if (ofs < 0 || ofs > mtd->size)
+ if (ofs < 0 || ofs >= mtd->size)
return -EINVAL;
if (!mtd->_block_isreserved)
return 0;
int mtd_block_isbad(struct mtd_info *mtd, loff_t ofs)
{
- if (ofs < 0 || ofs > mtd->size)
+ if (ofs < 0 || ofs >= mtd->size)
return -EINVAL;
if (!mtd->_block_isbad)
return 0;
{
if (!mtd->_block_markbad)
return -EOPNOTSUPP;
- if (ofs < 0 || ofs > mtd->size)
+ if (ofs < 0 || ofs >= mtd->size)
return -EINVAL;
if (!(mtd->flags & MTD_WRITEABLE))
return -EROFS;