From: Dmitry Kasatkin <dmitry.kasatkin@nokia.com>
Date: Thu, 2 Jun 2011 18:10:12 +0000 (+0300)
Subject: crypto: omap-sham - clear device flags when finishing request
X-Git-Tag: firefly_0821_release~3680^2~4958^2~18
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=0efd4d8a6add75d6008a95fb628d376fb7cfcbe2;p=firefly-linux-kernel-4.4.55.git

crypto: omap-sham - clear device flags when finishing request

Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@nokia.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---

diff --git a/drivers/crypto/omap-sham.c b/drivers/crypto/omap-sham.c
index 7ca707536f8d..804c16bc2d61 100644
--- a/drivers/crypto/omap-sham.c
+++ b/drivers/crypto/omap-sham.c
@@ -650,8 +650,10 @@ static void omap_sham_finish_req(struct ahash_request *req, int err)
 		ctx->flags |= BIT(FLAGS_ERROR);
 	}
 
+	/* atomic operation is not needed here */
+	dd->flags &= ~(BIT(FLAGS_BUSY) | BIT(FLAGS_FINAL) | BIT(FLAGS_CPU) |
+			BIT(FLAGS_DMA_READY) | BIT(FLAGS_OUTPUT_READY));
 	clk_disable(dd->iclk);
-	dd->flags &= ~BIT(FLAGS_BUSY);
 
 	if (req->base.complete)
 		req->base.complete(&req->base, err);