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linux/fs/erofs/zdata.c
Gao Xiang 7b28a89208 erofs: fix kvcalloc() misuse with __GFP_NOFAIL 
[ Upstream commit 12724ba389 ]

As reported by syzbot [1], kvcalloc() cannot work with  __GFP_NOFAIL.
Let's use kcalloc() instead.

[1] https://lore.kernel.org/r/0000000000007796bd05f1852ec2@google.com

Reported-by: syzbot+c3729cda01706a04fb98@syzkaller.appspotmail.com
Fixes: fe3e5914e6 ("erofs: try to leave (de)compressed_pages on stack if possible")
Fixes: 4f05687fd7 ("erofs: introduce struct z_erofs_decompress_backend")
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Link: https://lore.kernel.org/r/20230110074927.41651-1-hsiangkao@linux.alibaba.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-02-01 08:34:07 +01:00

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