Very straightforward conversion to the new function in the caam driver
and shash library.
Signed-off-by: Logan Gunthorpe <logang@xxxxxxxxxxxx>
Cc: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Cc: "David S. Miller" <davem@xxxxxxxxxxxxx>
---
crypto/shash.c | 9 ++++++---
drivers/crypto/caam/caamalg.c | 8 +++-----
2 files changed, 9 insertions(+), 8 deletions(-)
diff --git a/crypto/shash.c b/crypto/shash.c
index 5e31c8d..5914881 100644
--- a/crypto/shash.c
+++ b/crypto/shash.c
@@ -283,10 +283,13 @@ int shash_ahash_digest(struct ahash_request *req, struct shash_desc *desc)
if (nbytes < min(sg->length, ((unsigned int)(PAGE_SIZE)) - offset)) {
void *data;
- data = kmap_atomic(sg_page(sg));
- err = crypto_shash_digest(desc, data + offset, nbytes,
+ data = sg_map(sg, 0, SG_KMAP_ATOMIC);
+ if (IS_ERR(data))
+ return PTR_ERR(data);
+
+ err = crypto_shash_digest(desc, data, nbytes,
req->result);
- kunmap_atomic(data);
+ sg_unmap(sg, data, 0, SG_KMAP_ATOMIC);
crypto_yield(desc->flags);
} else
err = crypto_shash_init(desc) ?:
diff --git a/drivers/crypto/caam/caamalg.c b/drivers/crypto/caam/caamalg.c
index 398807d..62d2f5d 100644
--- a/drivers/crypto/caam/caamalg.c
+++ b/drivers/crypto/caam/caamalg.c
@@ -89,7 +89,6 @@ static void dbg_dump_sg(const char *level, const char *prefix_str,
struct scatterlist *sg, size_t tlen, bool ascii)
{
struct scatterlist *it;
- void *it_page;
size_t len;
void *buf;
@@ -98,19 +97,18 @@ static void dbg_dump_sg(const char *level, const char *prefix_str,
* make sure the scatterlist's page
* has a valid virtual memory mapping
*/
- it_page = kmap_atomic(sg_page(it));
- if (unlikely(!it_page)) {
+ buf = sg_map(it, 0, SG_KMAP_ATOMIC);
+ if (IS_ERR(buf)) {
printk(KERN_ERR "dbg_dump_sg: kmap failed\n");
return;
}
- buf = it_page + it->offset;
len = min_t(size_t, tlen, it->length);
print_hex_dump(level, prefix_str, prefix_type, rowsize,
groupsize, buf, len, ascii);
tlen -= len;
- kunmap_atomic(it_page);
+ sg_unmap(it, buf, 0, SG_KMAP_ATOMIC);
}
}
#endif
--
2.1.4
--
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