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@xxxxxxxxxxxxxxx>
Signed-off-by: Corentin Labbe <clabbe@xxxxxxxxxxxx>
---
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 d66bb9cf657c..c21a1a0a8b16 100644
--- a/drivers/crypto/allwinner/sun4i-ss/sun4i-ss-cipher.c
+++ b/drivers/crypto/allwinner/sun4i-ss/sun4i-ss-cipher.c
@@ -181,7 +181,7 @@ 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;
--
2.26.2
