From 455e33898e65108b379e74bcc3c9d6d2b50da9a6 Mon Sep 17 00:00:00 2001 From: Markku Kylanpaa Date: Wed, 20 Apr 2011 13:34:55 +0300 Subject: [PATCH] crypto: omap-sham - fix concurrent sha1 calculations SHA1 accelerator can also be busy. Add -EBUSY status return option and return busy status from omap_sham_finup(). Signed-off-by: Markku Kylanpaa Signed-off-by: Herbert Xu --- drivers/crypto/omap-sham.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/crypto/omap-sham.c b/drivers/crypto/omap-sham.c index 465cde3..e36032b 100644 --- a/drivers/crypto/omap-sham.c +++ b/drivers/crypto/omap-sham.c @@ -835,7 +835,7 @@ static int omap_sham_finup(struct ahash_request *req) ctx->flags |= FLAGS_FINUP; err1 = omap_sham_update(req); - if (err1 == -EINPROGRESS) + if (err1 == -EINPROGRESS || err1 == -EBUSY) return err1; /* * final() has to be always called to cleanup resources -- 2.7.4