btrfs: Fixed declaration of old_len
old_len is used to store the return value of btrfs_item_size_nr(). The return value of btrfs_item_size_nr() is of type u32. To improve code correctness and avoid mixing signed and unsigned integers I've changed old_len to be of type u32 as well. Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: Alexandru Moise <00moses.alexander00@gmail.com> Signed-off-by: David Sterba <dsterba@suse.com>
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@ -141,7 +141,7 @@ int btrfs_update_root(struct btrfs_trans_handle *trans, struct btrfs_root
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int ret;
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int slot;
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unsigned long ptr;
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int old_len;
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u32 old_len;
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path = btrfs_alloc_path();
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if (!path)
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