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Subject[PATCH AUTOSEL 4.9 80/98] macsec: fix memory leaks when skb_to_sgvec fails
Date
From: Sabrina Dubroca <sd@queasysnail.net>

[ Upstream commit 5aba2ba5030b66a6f8c93049b718556f9aacd7c6 ]

Fixes: cda7ea690350 ("macsec: check return value of skb_to_sgvec always")
Signed-off-by: Sabrina Dubroca <sd@queasysnail.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/macsec.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c
index 365a48cfcbbf..653f0b185a68 100644
--- a/drivers/net/macsec.c
+++ b/drivers/net/macsec.c
@@ -744,6 +744,7 @@ static struct sk_buff *macsec_encrypt(struct sk_buff *skb,
sg_init_table(sg, ret);
ret = skb_to_sgvec(skb, sg, 0, skb->len);
if (unlikely(ret < 0)) {
+ aead_request_free(req);
macsec_txsa_put(tx_sa);
kfree_skb(skb);
return ERR_PTR(ret);
@@ -956,6 +957,7 @@ static struct sk_buff *macsec_decrypt(struct sk_buff *skb,
sg_init_table(sg, ret);
ret = skb_to_sgvec(skb, sg, 0, skb->len);
if (unlikely(ret < 0)) {
+ aead_request_free(req);
kfree_skb(skb);
return ERR_PTR(ret);
}
--
2.17.1
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