diff options
Diffstat (limited to 'drivers/crypto/allwinner/sun8i-ss/sun8i-ss-prng.c')
| -rw-r--r-- | drivers/crypto/allwinner/sun8i-ss/sun8i-ss-prng.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-prng.c b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-prng.c index 3191527928e4..246a6782674c 100644 --- a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-prng.c +++ b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-prng.c @@ -20,8 +20,7 @@ int sun8i_ss_prng_seed(struct crypto_rng *tfm, const u8 *seed, struct sun8i_ss_rng_tfm_ctx *ctx = crypto_rng_ctx(tfm); if (ctx->seed && ctx->slen != slen) { - memzero_explicit(ctx->seed, ctx->slen); - kfree(ctx->seed); + kfree_sensitive(ctx->seed); ctx->slen = 0; ctx->seed = NULL; } @@ -48,8 +47,7 @@ void sun8i_ss_prng_exit(struct crypto_tfm *tfm) { struct sun8i_ss_rng_tfm_ctx *ctx = crypto_tfm_ctx(tfm); - memzero_explicit(ctx->seed, ctx->slen); - kfree(ctx->seed); + kfree_sensitive(ctx->seed); ctx->seed = NULL; ctx->slen = 0; } @@ -167,9 +165,8 @@ err_iv: /* Update seed */ memcpy(ctx->seed, d + dlen, ctx->slen); } - memzero_explicit(d, todo); err_free: - kfree(d); + kfree_sensitive(d); return err; } |