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authorWei Yongjun <yongjun_wei@trendmicro.com.cn>2013-04-13 15:49:03 +0000
committerDavid S. Miller <davem@davemloft.net>2013-04-15 14:05:34 -0400
commit06848c10f720cbc20e3b784c0df24930b7304b93 (patch)
tree34e479b53aaedb4644cad7c7e6ed28e4b7ddf6ba /net/ipv4
parent8f3359bdc83f1abb1989e0817ab0e0b18667c828 (diff)
esp4: fix error return code in esp_output()
Fix to return a negative error code from the error handling case instead of 0, as returned elsewhere in this function. Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Acked-by: Steffen Klassert <steffen.klassert@secunet.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/esp4.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c
index 3b4f0cd2e63..4cfe34d4cc9 100644
--- a/net/ipv4/esp4.c
+++ b/net/ipv4/esp4.c
@@ -139,8 +139,6 @@ static int esp_output(struct xfrm_state *x, struct sk_buff *skb)
/* skb is pure payload to encrypt */
- err = -ENOMEM;
-
esp = x->data;
aead = esp->aead;
alen = crypto_aead_authsize(aead);
@@ -176,8 +174,10 @@ static int esp_output(struct xfrm_state *x, struct sk_buff *skb)
}
tmp = esp_alloc_tmp(aead, nfrags + sglists, seqhilen);
- if (!tmp)
+ if (!tmp) {
+ err = -ENOMEM;
goto error;
+ }
seqhi = esp_tmp_seqhi(tmp);
iv = esp_tmp_iv(aead, tmp, seqhilen);