kernel/linux.git/lib/mpi/mpi-mod.c, branch v5.10.138Linux kernel stable tree (mirror)https://git.radix-linux.su/kernel/linux.git/atom?h=v5.10.1382022-01-27T09:54:02+00:00lib/mpi: Add the return value check of kcalloc()2022-01-27T09:54:02+00:00Zizhuang Dengsunsetdzz@gmail.com2021-12-30T07:03:31+00:00urn:sha1:9defd7d4c084091f8186361574fe6415cb13bbed
[ 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>
lib/mpi: Extend the MPI library2020-09-25T07:48:53+00:00Tianjia Zhangtianjia.zhang@linux.alibaba.com2020-09-20T16:20:55+00:00urn:sha1:a8ea8bdd9df92a0e5db5b43900abb7a288b8a53e
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>