public-mirrors/linux
1
0
Fork 0
mirror of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2025-08-05 16:54:27 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

crypto: hisilicon/hpre - fix memory leak in hpre_curve25519_src_init()

Browse source 
hpre_curve25519_src_init() allocates memory for 'ptr' before calling
memcmp(). If memcmp() returns 0, the function will return '-EINVAL'
without freeing memory.

Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Weili Qian 2021-12-11 16:17:19 +08:00 • committed by Herbert Xu
parent 244d22ffd6
commit 51fa916b81
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/crypto/hisilicon/hpre/hpre_crypto.c
View file

@ -1862,7 +1862,7 @@ static int hpre_curve25519_src_init(struct hpre_asym_request *hpre_req,
*/
if (memcmp(ptr, p, ctx->key_sz) == 0) {
dev_err(dev, "gx is p!\n");
return -EINVAL;
goto err;
} else if (memcmp(ptr, p, ctx->key_sz) > 0) {
hpre_curve25519_src_modulo_p(ptr);
}