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| author | Gao Xiang <gaoxiang25@huawei.com> | 2019-10-09 18:05:54 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-10-11 18:36:58 +0200 |
| commit | 4b08e2536b13bf80eb52c08b9243b014409f8f81 (patch) | |
| tree | 3aba9b42f74d6d35385e89999d2a3f4e2e661f7d /lib/mpi/mpiutil.c | |
| parent | 4c87d287c62a6d44f9afbe86911730b44e8a5946 (diff) | |
staging: erofs: detect potential multiref due to corrupted images
commit e12a0ce2fa69798194f3a8628baf6edfbd5c548f upstream.
As reported by erofs-utils fuzzer, currently, multiref
(ondisk deduplication) hasn't been supported for now,
we should forbid it properly.
Fixes: 3883a79abd02 ("staging: erofs: introduce VLE decompression support")
Cc: <stable@vger.kernel.org> # 4.19+
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Link: https://lore.kernel.org/r/20190821140152.229648-1-gaoxiang25@huawei.com
[ Gao Xiang: Since earlier kernels don't define EFSCORRUPTED,
let's use EIO instead. ]
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'lib/mpi/mpiutil.c')
0 files changed, 0 insertions, 0 deletions