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path: root/drivers/crypto/caam/caamhash.c
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Diffstat (limited to 'drivers/crypto/caam/caamhash.c')
-rw-r--r--drivers/crypto/caam/caamhash.c34
1 files changed, 11 insertions, 23 deletions
diff --git a/drivers/crypto/caam/caamhash.c b/drivers/crypto/caam/caamhash.c
index 4db85074da67..2af9e664a51b 100644
--- a/drivers/crypto/caam/caamhash.c
+++ b/drivers/crypto/caam/caamhash.c
@@ -395,7 +395,7 @@ static int hash_digest_key(struct caam_hash_ctx *ctx, u32 *keylen, u8 *key,
init_completion(&result.completion);
ret = caam_jr_enqueue(jrdev, desc, split_key_done, &result);
- if (!ret) {
+ if (ret == -EINPROGRESS) {
/* in progress */
wait_for_completion(&result.completion);
ret = result.err;
@@ -828,10 +828,8 @@ static int ahash_update_ctx(struct ahash_request *req)
desc_bytes(desc), 1);
ret = caam_jr_enqueue(jrdev, desc, ahash_done_bi, req);
- if (ret)
+ if (ret != -EINPROGRESS)
goto unmap_ctx;
-
- ret = -EINPROGRESS;
} else if (*next_buflen) {
scatterwalk_map_and_copy(buf + *buflen, req->src, 0,
req->nbytes, 0);
@@ -903,10 +901,9 @@ static int ahash_final_ctx(struct ahash_request *req)
1);
ret = caam_jr_enqueue(jrdev, desc, ahash_done_ctx_src, req);
- if (ret)
- goto unmap_ctx;
+ if (ret == -EINPROGRESS)
+ return ret;
- return -EINPROGRESS;
unmap_ctx:
ahash_unmap_ctx(jrdev, edesc, req, digestsize, DMA_BIDIRECTIONAL);
kfree(edesc);
@@ -980,10 +977,9 @@ static int ahash_finup_ctx(struct ahash_request *req)
1);
ret = caam_jr_enqueue(jrdev, desc, ahash_done_ctx_src, req);
- if (ret)
- goto unmap_ctx;
+ if (ret == -EINPROGRESS)
+ return ret;
- return -EINPROGRESS;
unmap_ctx:
ahash_unmap_ctx(jrdev, edesc, req, digestsize, DMA_BIDIRECTIONAL);
kfree(edesc);
@@ -1053,9 +1049,7 @@ static int ahash_digest(struct ahash_request *req)
1);
ret = caam_jr_enqueue(jrdev, desc, ahash_done, req);
- if (!ret) {
- ret = -EINPROGRESS;
- } else {
+ if (ret != -EINPROGRESS) {
ahash_unmap_ctx(jrdev, edesc, req, digestsize, DMA_FROM_DEVICE);
kfree(edesc);
}
@@ -1105,9 +1099,7 @@ static int ahash_final_no_ctx(struct ahash_request *req)
1);
ret = caam_jr_enqueue(jrdev, desc, ahash_done, req);
- if (!ret) {
- ret = -EINPROGRESS;
- } else {
+ if (ret != -EINPROGRESS) {
ahash_unmap_ctx(jrdev, edesc, req, digestsize, DMA_FROM_DEVICE);
kfree(edesc);
}
@@ -1218,10 +1210,9 @@ static int ahash_update_no_ctx(struct ahash_request *req)
desc_bytes(desc), 1);
ret = caam_jr_enqueue(jrdev, desc, ahash_done_ctx_dst, req);
- if (ret)
+ if (ret != -EINPROGRESS)
goto unmap_ctx;
- ret = -EINPROGRESS;
state->update = ahash_update_ctx;
state->finup = ahash_finup_ctx;
state->final = ahash_final_ctx;
@@ -1310,9 +1301,7 @@ static int ahash_finup_no_ctx(struct ahash_request *req)
1);
ret = caam_jr_enqueue(jrdev, desc, ahash_done, req);
- if (!ret) {
- ret = -EINPROGRESS;
- } else {
+ if (ret != -EINPROGRESS) {
ahash_unmap_ctx(jrdev, edesc, req, digestsize, DMA_FROM_DEVICE);
kfree(edesc);
}
@@ -1406,10 +1395,9 @@ static int ahash_update_first(struct ahash_request *req)
desc_bytes(desc), 1);
ret = caam_jr_enqueue(jrdev, desc, ahash_done_ctx_dst, req);
- if (ret)
+ if (ret != -EINPROGRESS)
goto unmap_ctx;
- ret = -EINPROGRESS;
state->update = ahash_update_ctx;
state->finup = ahash_finup_ctx;
state->final = ahash_final_ctx;