Commit f8fdadef authored by Corey Minyard's avatar Corey Minyard Committed by Steffen Klassert
Browse files

ipsec: Remove unneeded extra variable in esp4 esp_ssg_unref() 



It's assigned twice, but only used to calculate the size of the
structure it points to.  Just remove it and take a sizeof the
actual structure.

Signed-off-by: default avatarCorey Minyard <cminyard@mvista.com>
Cc: Steffen Klassert <steffen.klassert@secunet.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: netdev@vger.kernel.org
Signed-off-by: default avatarSteffen Klassert <steffen.klassert@secunet.com>
parent c18e9405

net/ipv4/esp4.c

+1 −3
Original line number Diff line number Diff line
@@ -97,7 +97,6 @@ static inline struct scatterlist *esp_req_sg(struct crypto_aead *aead, 


static void esp_ssg_unref(struct xfrm_state *x, void *tmp)

{

	struct esp_output_extra *extra = esp_tmp_extra(tmp);

	struct crypto_aead *aead = x->data;

	int extralen = 0;

	u8 *iv;
@@ -105,9 +104,8 @@ static void esp_ssg_unref(struct xfrm_state *x, void *tmp) 
	struct scatterlist *sg;



	if (x->props.flags & XFRM_STATE_ESN)

		extralen += sizeof(*extra);

		extralen += sizeof(struct esp_output_extra);



	extra = esp_tmp_extra(tmp);

	iv = esp_tmp_iv(aead, tmp, extralen);

	req = esp_tmp_req(aead, iv);