bcachefs: fix mempool double initialization

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

bcachefs: fix mempool double initialization
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
e6473691 · Kent Overstreet · Kent Overstreet · 8812600c · e6473691
Commit e6473691 authored Nov 21, 2018 by Kent Overstreet Committed by Kent Overstreet Oct 22, 2023
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Showing with 7 additions and 5 deletions

fs/bcachefs/compress.c fs/bcachefs/compress.c +7 -5

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--- a/fs/bcachefs/compress.c
+++ b/fs/bcachefs/compress.c
@@ -596,11 +596,13 @@ static int __bch2_fs_compress_init(struct bch_fs *c, u64 features)
 			goto out;
 	}

-	ret = mempool_init_kmalloc_pool(
-			&c->decompress_workspace,
-			1, decompress_workspace_size);
-	if (ret)
-		goto out;
+	if (!mempool_initialized(&c->decompress_workspace)) {
+		ret = mempool_init_kmalloc_pool(
+				&c->decompress_workspace,
+				1, decompress_workspace_size);
+		if (ret)
+			goto out;
+	}
 out:
 	pr_verbose_init(c->opts, "ret %i", ret);
 	return ret;