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 --- drivers/crypto/allwinner/sun4i-ss/sun4i-ss-cipher.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/crypto/allwinner/sun4i-ss/sun4i-ss-cipher.c b/drivers/crypto/allwinner/sun4i-ss/sun4i-ss-cipher.c index e097f4c3e68f..5759fa79f293 100644 --- a/drivers/crypto/allwinner/sun4i-ss/sun4i-ss-cipher.c +++ b/drivers/crypto/allwinner/sun4i-ss/sun4i-ss-cipher.c @@ -179,7 +179,7 @@ static int sun4i_ss_cipher_poll(struct skcipher_request *areq) 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;