crypto: sahara - improve error handling in sahara_sha_process()

sahara_sha_hw_data_descriptor_create() returns negative error codes on
failure, so make sure the errors are correctly handled / propagated.

Fixes: 5a2bb93f59 ("crypto: sahara - add support for SHA1/256")
Signed-off-by: Ovidiu Panait <ovidiu.panait@windriver.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Ovidiu Panait 2023-12-24 10:21:34 +02:00 committed by Herbert Xu
parent 2dba8e1d1a
commit 5deff027fc

View file

@ -985,7 +985,10 @@ static int sahara_sha_process(struct ahash_request *req)
return ret;
if (rctx->first) {
sahara_sha_hw_data_descriptor_create(dev, rctx, req, 0);
ret = sahara_sha_hw_data_descriptor_create(dev, rctx, req, 0);
if (ret)
return ret;
dev->hw_desc[0]->next = 0;
rctx->first = 0;
} else {
@ -993,7 +996,10 @@ static int sahara_sha_process(struct ahash_request *req)
sahara_sha_hw_context_descriptor_create(dev, rctx, req, 0);
dev->hw_desc[0]->next = dev->hw_phys_desc[1];
sahara_sha_hw_data_descriptor_create(dev, rctx, req, 1);
ret = sahara_sha_hw_data_descriptor_create(dev, rctx, req, 1);
if (ret)
return ret;
dev->hw_desc[1]->next = 0;
}