btrfs: cleanup, use correct type in div_u64_rem

div_u64_rem expects u32 for divisior and reminder.

Signed-off-by: David Sterba <dsterba@suse.cz>

1 files changed, 6 insertions, 5 deletions

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index bf38ed09810a..3df83539f532 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -4953,7 +4953,7 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info, int rw,
         u64 stripe_nr_orig;
         u64 stripe_nr_end;
         u64 stripe_len;
-        int stripe_index;
+        u32 stripe_index;
         int i;
         int ret = 0;
         int num_stripes;
@@ -5171,7 +5171,7 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info, int rw,
                 }
 
         } else if (map->type & BTRFS_BLOCK_GROUP_RAID10) {
-                int factor = map->num_stripes / map->sub_stripes;
+                u32 factor = map->num_stripes / map->sub_stripes;
 
                 stripe_nr = div_u64_rem(stripe_nr, factor, &stripe_index);
                 stripe_index *= map->sub_stripes;
@@ -5262,7 +5262,8 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info, int rw,
             need_raid_map && ((rw & (REQ_WRITE | REQ_GET_READ_MIRRORS)) ||
             mirror_num > 1)) {
                 u64 tmp;
-                int i, rot;
+                int i;
+                unsigned rot;
 
                 bbio->raid_map = (u64 *)((void *)bbio->stripes +
                                  sizeof(struct btrfs_bio_stripe) *
@@ -5285,8 +5286,8 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info, int rw,
         }
 
         if (rw & REQ_DISCARD) {
-                int factor = 0;
-                int sub_stripes = 0;
+                u32 factor = 0;
+                u32 sub_stripes = 0;
                 u64 stripes_per_dev = 0;
                 u32 remaining_stripes = 0;
                 u32 last_stripe = 0;