2 Commits

Author SHA1 Message Date
Zizhuang Deng
b918c668d2 lib/mpi: Add the return value check of kcalloc()
[ Upstream commit dd827abe296fe4249b2f8c9b95f72f814ea8348c ]

Add the return value check of kcalloc() to avoid potential
NULL ptr dereference.

Fixes: a8ea8bdd9df9 ("lib/mpi: Extend the MPI library")
Signed-off-by: Zizhuang Deng <sunsetdzz@gmail.com>
Reviewed-by: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2022-01-27 11:03:58 +01:00
Tianjia Zhang
a8ea8bdd9d lib/mpi: Extend the MPI library
Expand the mpi library based on libgcrypt, and the ECC algorithm of
mpi based on libgcrypt requires these functions.
Some other algorithms will be developed based on mpi ecc, such as SM2.

Signed-off-by: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
Tested-by: Xufeng Zhang <yunbo.xufeng@linux.alibaba.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2020-09-25 17:48:53 +10:00