btrfs-progs: return -ENOMEM properly in btrfs_read_block_groups()
Breaking from the while loop makes ret overwritten to zero, goto error label directly and return -ENOMEM. Signed-off-by: Eryu Guan <guaneryu@gmail.com> Signed-off-by: David Sterba <dsterba@suse.com>
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@ -3255,7 +3255,7 @@ int btrfs_read_block_groups(struct btrfs_root *root)
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cache = kzalloc(sizeof(*cache), GFP_NOFS);
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if (!cache) {
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ret = -ENOMEM;
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break;
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goto error;
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}
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read_extent_buffer(leaf, &cache->item,
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