f2fs: avoid infinite loop in f2fs_alloc_nid
If we have an error in f2fs_build_free_nids, we're able to fall into a loop to find free nids. Suggested-by: Chao Yu <chao@kernel.org> Reviewed-by: Chao Yu <yuchao0@huawei.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
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@ -2350,8 +2350,9 @@ retry:
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spin_unlock(&nm_i->nid_list_lock);
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/* Let's scan nat pages and its caches to get free nids */
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f2fs_build_free_nids(sbi, true, false);
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goto retry;
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if (!f2fs_build_free_nids(sbi, true, false))
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goto retry;
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return false;
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}
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/*
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