dm table: pass correct dev area size to device_area_is_valid

[mirror_ubuntu-artful-kernel.git] / drivers / md / dm-table.c

diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index 5d16d06613aacb7cdc282c016f5c0c0367c67a61..d952b3441913a74b15c09f6ba7ea6237bd1e8aa0 100644 (file)
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -346,7 +346,7 @@ static void close_dev(struct dm_dev_internal *d, struct mapped_device *md)
  * If possible, this checks an area of a destination device is valid.
  */
 static int device_area_is_valid(struct dm_target *ti, struct dm_dev *dev,
-                               sector_t start, void *data)
+                               sector_t start, sector_t len, void *data)
 {
        struct queue_limits *limits = data;
        struct block_device *bdev = dev->bdev;
@@ -359,7 +359,7 @@ static int device_area_is_valid(struct dm_target *ti, struct dm_dev *dev,
        if (!dev_size)
                return 1;
 
-       if ((start >= dev_size) || (start + ti->len > dev_size)) {
+       if ((start >= dev_size) || (start + len > dev_size)) {
                DMWARN("%s: %s too small for target",
                       dm_device_name(ti->table->md), bdevname(bdev, b));
                return 0;
@@ -377,11 +377,11 @@ static int device_area_is_valid(struct dm_target *ti, struct dm_dev *dev,
                return 0;
        }
 
-       if (ti->len & (logical_block_size_sectors - 1)) {
+       if (len & (logical_block_size_sectors - 1)) {
                DMWARN("%s: len=%llu not aligned to h/w "
                       "logical block size %hu of %s",
                       dm_device_name(ti->table->md),
-                      (unsigned long long)ti->len,
+                      (unsigned long long)len,
                       limits->logical_block_size, bdevname(bdev, b));
                return 0;
        }
@@ -482,7 +482,7 @@ static int __table_get_device(struct dm_table *t, struct dm_target *ti,
 #define min_not_zero(l, r) (l == 0) ? r : ((r == 0) ? l : min(l, r))
 
 int dm_set_device_limits(struct dm_target *ti, struct dm_dev *dev,
-                        sector_t start, void *data)
+                        sector_t start, sector_t len, void *data)
 {
        struct queue_limits *limits = data;
        struct block_device *bdev = dev->bdev;