crypto: inside-secure - remove useless memset

This patch removes an useless memset in the ahash_export function, as
the zeroed buffer will be entirely overridden the next line.

Suggested-by: Ofer Heifetz <oferh@marvell.com>
Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/inside-secure/safexcel_hash.c b/drivers/crypto/inside-secure/safexcel_hash.c
index d4afc070ff581c20750b5e9ccefb0cd2ef13181b..ac922b91b2d7567b22ac073e3d407553b3ad6e77 100644 (file)
--- a/drivers/crypto/inside-secure/safexcel_hash.c
+++ b/drivers/crypto/inside-secure/safexcel_hash.c
@@ -624,7 +624,6 @@ static int safexcel_ahash_export(struct ahash_request *areq, void *out)
        export->processed = req->processed;
 
        memcpy(export->state, req->state, req->state_sz);
-       memset(export->cache, 0, crypto_ahash_blocksize(ahash));
        memcpy(export->cache, req->cache, crypto_ahash_blocksize(ahash));
 
        return 0;