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-rw-r--r--fs/btrfs/free-space-cache.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c
index 81fa75a8e1f3..41c510b7cc11 100644
--- a/fs/btrfs/free-space-cache.c
+++ b/fs/btrfs/free-space-cache.c
@@ -1218,7 +1218,7 @@ out:
*
* This function writes out a free space cache struct to disk for quick recovery
* on mount. This will return 0 if it was successfull in writing the cache out,
- * and -1 if it was not.
+ * or an errno if it was not.
*/
static int __btrfs_write_out_cache(struct btrfs_root *root, struct inode *inode,
struct btrfs_free_space_ctl *ctl,
@@ -1235,12 +1235,12 @@ static int __btrfs_write_out_cache(struct btrfs_root *root, struct inode *inode,
int must_iput = 0;
if (!i_size_read(inode))
- return -1;
+ return -EIO;
WARN_ON(io_ctl->pages);
ret = io_ctl_init(io_ctl, inode, root, 1);
if (ret)
- return -1;
+ return ret;
if (block_group && (block_group->flags & BTRFS_BLOCK_GROUP_DATA)) {
down_write(&block_group->data_rwsem);
@@ -1258,7 +1258,9 @@ static int __btrfs_write_out_cache(struct btrfs_root *root, struct inode *inode,
}
/* Lock all pages first so we can lock the extent safely. */
- io_ctl_prepare_pages(io_ctl, inode, 0);
+ ret = io_ctl_prepare_pages(io_ctl, inode, 0);
+ if (ret)
+ goto out;
lock_extent_bits(&BTRFS_I(inode)->io_tree, 0, i_size_read(inode) - 1,
0, &cached_state);