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Diffstat (limited to 'fs/btrfs/volumes.c')
-rw-r--r--fs/btrfs/volumes.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index f27f9cebce24..8cc40268c50c 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -5157,7 +5157,8 @@ int btrfs_num_copies(struct btrfs_fs_info *fs_info, u64 logical, u64 len)
free_extent_map(em);
btrfs_dev_replace_lock(&fs_info->dev_replace, 0);
- if (btrfs_dev_replace_is_ongoing(&fs_info->dev_replace))
+ if (btrfs_dev_replace_is_ongoing(&fs_info->dev_replace) &&
+ fs_info->dev_replace.tgtdev)
ret++;
btrfs_dev_replace_unlock(&fs_info->dev_replace, 0);
@@ -5845,7 +5846,7 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info,
}
num_alloc_stripes = num_stripes;
- if (dev_replace_is_ongoing) {
+ if (dev_replace_is_ongoing && dev_replace->tgtdev != NULL) {
if (op == BTRFS_MAP_WRITE)
num_alloc_stripes <<= 1;
if (op == BTRFS_MAP_GET_READ_MIRRORS)
@@ -5858,7 +5859,7 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info,
ret = -ENOMEM;
goto out;
}
- if (dev_replace_is_ongoing)
+ if (dev_replace_is_ongoing && dev_replace->tgtdev != NULL)
bbio->tgtdev_map = (int *)(bbio->stripes + num_alloc_stripes);
/* build raid_map */