From: Corentin Labbe clabbe@baylibre.com
commit 4ec8977b921fd9d512701e009ce8082cb94b5c1c upstream.
The need_fallback is never initialized and seem to be always true at runtime. So all hardware operations are always bypassed.
Fixes: 0ae1f46c55f87 ("crypto: sun4i-ss - fallback when length is not multiple of blocksize") Cc: stable@vger.kernel.org Signed-off-by: Corentin Labbe clabbe@baylibre.com Signed-off-by: Herbert Xu herbert@gondor.apana.org.au Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/crypto/allwinner/sun4i-ss/sun4i-ss-cipher.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/crypto/allwinner/sun4i-ss/sun4i-ss-cipher.c +++ b/drivers/crypto/allwinner/sun4i-ss/sun4i-ss-cipher.c @@ -194,7 +194,7 @@ static int sun4i_ss_cipher_poll(struct s unsigned int obo = 0; /* offset in bufo*/ unsigned int obl = 0; /* length of data in bufo */ unsigned long flags; - bool need_fallback; + bool need_fallback = false;
if (!areq->cryptlen) return 0;