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crypto: talitos - Stop leaking memory in error path 

free edescriptor when returning error (such as -EAGAIN).

Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Acked-by: Lee Nipper <lee.nipper@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Kim Phillips 2008-07-17 20:20:06 +08:00 committed by Herbert Xu
parent 586725f860
commit fa86a26795
1 changed files with 7 additions and 2 deletions
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9
drivers/crypto/talitos.c
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@ -880,7 +880,7 @@ static int ipsec_esp(struct ipsec_esp_edesc *edesc, struct aead_request *areq,
unsigned int cryptlen = areq->cryptlen;
unsigned int authsize = ctx->authsize;
unsigned int ivsize;
int sg_count;
int sg_count, ret;
/* hmac key */
map_single_talitos_ptr(dev, &desc->ptr[0], ctx->authkeylen, &ctx->key,
@ -984,7 +984,12 @@ static int ipsec_esp(struct ipsec_esp_edesc *edesc, struct aead_request *areq,
map_single_talitos_ptr(dev, &desc->ptr[6], ivsize, ctx->iv, 0,
DMA_FROM_DEVICE);
return talitos_submit(dev, desc, callback, areq);
ret = talitos_submit(dev, desc, callback, areq);
if (ret != -EINPROGRESS) {
ipsec_esp_unmap(dev, edesc, areq);
kfree(edesc);
}
return ret;
}