1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index 6279393db64d..49d6080387c8 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -505,7 +505,7 @@ void bitmap_update_sb(struct bitmap *bitmap)
                 return;
         }
         spin_unlock_irqrestore(&bitmap->lock, flags);
-        sb = (bitmap_super_t *)kmap_atomic(bitmap->sb_page, KM_USER0);
+        sb = kmap_atomic(bitmap->sb_page, KM_USER0);
         sb->events = cpu_to_le64(bitmap->mddev->events);
         if (bitmap->mddev->events < bitmap->events_cleared) {
                 /* rocking back to read-only */
@@ -526,7 +526,7 @@ void bitmap_print_sb(struct bitmap *bitmap)
 
         if (!bitmap || !bitmap->sb_page)
                 return;
-        sb = (bitmap_super_t *)kmap_atomic(bitmap->sb_page, KM_USER0);
+        sb = kmap_atomic(bitmap->sb_page, KM_USER0);
         printk(KERN_DEBUG "%s: bitmap file superblock:\n", bmname(bitmap));
         printk(KERN_DEBUG "         magic: %08x\n", le32_to_cpu(sb->magic));
         printk(KERN_DEBUG "       version: %d\n", le32_to_cpu(sb->version));
@@ -575,7 +575,7 @@ static int bitmap_read_sb(struct bitmap *bitmap)
                 return err;
         }
 
-        sb = (bitmap_super_t *)kmap_atomic(bitmap->sb_page, KM_USER0);
+        sb = kmap_atomic(bitmap->sb_page, KM_USER0);
 
         chunksize = le32_to_cpu(sb->chunksize);
         daemon_sleep = le32_to_cpu(sb->daemon_sleep) * HZ;
@@ -661,7 +661,7 @@ static int bitmap_mask_state(struct bitmap *bitmap, enum bitmap_state bits,
                 return 0;
         }
         spin_unlock_irqrestore(&bitmap->lock, flags);
-        sb = (bitmap_super_t *)kmap_atomic(bitmap->sb_page, KM_USER0);
+        sb = kmap_atomic(bitmap->sb_page, KM_USER0);
         old = le32_to_cpu(sb->state) & bits;
         switch (op) {
                 case MASK_SET: sb->state |= cpu_to_le32(bits);