From daa751444fd9d4184270b1479d8af49aaf1a1ee6 Mon Sep 17 00:00:00 2001 From: Wang Ming Date: Mon, 17 Jul 2023 17:59:19 +0800 Subject: [PATCH] net: ipv4: Use kfree_sensitive instead of kfree key might contain private part of the key, so better use kfree_sensitive to free it. Fixes: 38320c70d282 ("[IPSEC]: Use crypto_aead and authenc in ESP") Signed-off-by: Wang Ming Reviewed-by: Tariq Toukan Reviewed-by: Kuniyuki Iwashima Signed-off-by: David S. Miller --- net/ipv4/esp4.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c index ba06ed42e428..2be2d4922557 100644 --- a/net/ipv4/esp4.c +++ b/net/ipv4/esp4.c @@ -1132,7 +1132,7 @@ static int esp_init_authenc(struct xfrm_state *x, err = crypto_aead_setkey(aead, key, keylen); free_key: - kfree(key); + kfree_sensitive(key); error: return err;