Messages in this thread Patch in this message | | | From | Chao Yu <> | Subject | [PATCH] f2fs: compress: fix to avoid memory leak on cc->cpages | Date | Mon, 20 Jul 2020 16:52:50 +0800 |
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Memory allocated for storing compressed pages' poitner should be released after f2fs_write_compressed_pages(), otherwise it will cause memory leak issue.
Signed-off-by: Chao Yu <yuchao0@huawei.com> --- fs/f2fs/compress.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/fs/f2fs/compress.c b/fs/f2fs/compress.c index 3a847bc36748..a20c9f3272af 100644 --- a/fs/f2fs/compress.c +++ b/fs/f2fs/compress.c @@ -1385,6 +1385,8 @@ int f2fs_write_multi_pages(struct compress_ctx *cc, err = f2fs_write_compressed_pages(cc, submitted, wbc, io_type); cops->destroy_compress_ctx(cc); + kfree(cc->cpages); + cc->cpages = NULL; if (!err) return 0; f2fs_bug_on(F2FS_I_SB(cc->inode), err != -EAGAIN); -- 2.26.2
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