From: Chao Yu <chao@kernel.org>
To: jaegeuk@kernel.org
Cc: linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net
Subject: [f2fs-dev] [PATCH] f2fs: don't handle error case of f2fs_compress_alloc_page()
Date: Mon, 10 Jul 2023 14:10:58 +0800 [thread overview]
Message-ID: <20230710061058.2303767-1-chao@kernel.org> (raw)
f2fs_compress_alloc_page() uses mempool to allocate memory, it never
fail, don't handle error case in its callers.
Signed-off-by: Chao Yu <chao@kernel.org>
---
fs/f2fs/compress.c | 14 +-------------
1 file changed, 1 insertion(+), 13 deletions(-)
diff --git a/fs/f2fs/compress.c b/fs/f2fs/compress.c
index 236d890f560b..9662d635efbe 100644
--- a/fs/f2fs/compress.c
+++ b/fs/f2fs/compress.c
@@ -649,13 +649,8 @@ static int f2fs_compress_pages(struct compress_ctx *cc)
goto destroy_compress_ctx;
}
- for (i = 0; i < cc->nr_cpages; i++) {
+ for (i = 0; i < cc->nr_cpages; i++)
cc->cpages[i] = f2fs_compress_alloc_page();
- if (!cc->cpages[i]) {
- ret = -ENOMEM;
- goto out_free_cpages;
- }
- }
cc->rbuf = f2fs_vmap(cc->rpages, cc->cluster_size);
if (!cc->rbuf) {
@@ -1574,8 +1569,6 @@ static int f2fs_prepare_decomp_mem(struct decompress_io_ctx *dic,
}
dic->tpages[i] = f2fs_compress_alloc_page();
- if (!dic->tpages[i])
- return -ENOMEM;
}
dic->rbuf = f2fs_vmap(dic->tpages, dic->cluster_size);
@@ -1656,11 +1649,6 @@ struct decompress_io_ctx *f2fs_alloc_dic(struct compress_ctx *cc)
struct page *page;
page = f2fs_compress_alloc_page();
- if (!page) {
- ret = -ENOMEM;
- goto out_free;
- }
-
f2fs_set_compressed_page(page, cc->inode,
start_idx + i + 1, dic);
dic->cpages[i] = page;
--
2.40.1
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next reply other threads:[~2023-07-10 6:11 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-10 6:10 Chao Yu [this message]
2023-07-17 17:34 ` [f2fs-dev] [PATCH] f2fs: don't handle error case of f2fs_compress_alloc_page() patchwork-bot+f2fs
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