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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>
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1 changed files with 7 additions and 2 deletions
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@ -880,7 +880,7 @@ static int ipsec_esp(struct ipsec_esp_edesc *edesc, struct aead_request *areq,
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unsigned int cryptlen = areq->cryptlen;
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unsigned int authsize = ctx->authsize;
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unsigned int ivsize;
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int sg_count;
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int sg_count, ret;
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/* hmac key */
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map_single_talitos_ptr(dev, &desc->ptr[0], ctx->authkeylen, &ctx->key,
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@ -984,7 +984,12 @@ static int ipsec_esp(struct ipsec_esp_edesc *edesc, struct aead_request *areq,
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map_single_talitos_ptr(dev, &desc->ptr[6], ivsize, ctx->iv, 0,
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DMA_FROM_DEVICE);
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return talitos_submit(dev, desc, callback, areq);
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ret = talitos_submit(dev, desc, callback, areq);
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if (ret != -EINPROGRESS) {
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ipsec_esp_unmap(dev, edesc, areq);
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kfree(edesc);
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}
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return ret;
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}
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