[HIFN]: Indicate asynchronous processing to crypto API
    
hifn_setup_crypto() needs to return -EINPROGRESS on success to indicate
asynchronous processing to the crypto API. This also means it must not
return the errno code returned by hifn_process_queue(), if any.
    
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/drivers/crypto/hifn_795x.c b/drivers/crypto/hifn_795x.c
index e5c3bc4..cce6e6f 100644
--- a/drivers/crypto/hifn_795x.c
+++ b/drivers/crypto/hifn_795x.c
@@ -2202,9 +2202,9 @@
 		return err;
 
 	if (dev->started < HIFN_QUEUE_LENGTH &&	dev->queue.qlen)
-		err = hifn_process_queue(dev);
+		hifn_process_queue(dev);
 
-	return err;
+	return -EINPROGRESS;
 }
 
 /*