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crypto: qce - Fix some error handling path

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Fix to return negative error code from the error handling
cases instead of 0.

Fixes: 9363efb418 ("crypto: qce - Add support for AEAD algorithms")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Wei Yongjun 2021-05-19 14:16:50 +00:00 committed by Herbert Xu
parent 3083654833
commit 5c0ecc2e81
1 changed files with 9 additions and 3 deletions
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12
drivers/crypto/qce/aead.c
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@ -280,8 +280,10 @@ qce_aead_ccm_prepare_buf_assoclen(struct aead_request *req)
if (diff_dst) {
sg = qce_aead_prepare_dst_buf(req);
if (IS_ERR(sg))
if (IS_ERR(sg)) {
ret = PTR_ERR(sg);
goto err_free;
}
} else {
if (IS_ENCRYPT(rctx->flags))
rctx->dst_nents = rctx->src_nents + 1;
@ -448,13 +450,17 @@ qce_aead_async_req_handle(struct crypto_async_request *async_req)
if (ret)
return ret;
dst_nents = dma_map_sg(qce->dev, rctx->dst_sg, rctx->dst_nents, dir_dst);
if (dst_nents < 0)
if (dst_nents < 0) {
ret = dst_nents;
goto error_free;
}
if (diff_dst) {
src_nents = dma_map_sg(qce->dev, rctx->src_sg, rctx->src_nents, dir_src);
if (src_nents < 0)
if (src_nents < 0) {
ret = src_nents;
goto error_unmap_dst;
}
} else {
if (IS_CCM(rctx->flags) && IS_DECRYPT(rctx->flags))
src_nents = dst_nents;