From b61929c654f2e725644935737c4c1ea9c741e2f8 Mon Sep 17 00:00:00 2001
From: Stephan Mueller <smueller@chronox.de>
Date: Fri, 26 May 2017 12:11:31 +0200
Subject: crypto: drbg - Fixes panic in wait_for_completion call

Initialise ctr_completion variable before use.

Cc: <stable@vger.kernel.org>
Signed-off-by: Harsh Jain <harshjain.prof@gmail.com>
Signed-off-by: Stephan Mueller <smueller@chronox.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---
 crypto/drbg.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'crypto/drbg.c')

diff --git a/crypto/drbg.c b/crypto/drbg.c
index cdb27ac4b226..633a88e93ab0 100644
--- a/crypto/drbg.c
+++ b/crypto/drbg.c
@@ -1691,6 +1691,7 @@ static int drbg_init_sym_kernel(struct drbg_state *drbg)
 		return PTR_ERR(sk_tfm);
 	}
 	drbg->ctr_handle = sk_tfm;
+	init_completion(&drbg->ctr_completion);
 
 	req = skcipher_request_alloc(sk_tfm, GFP_KERNEL);
 	if (!req) {
-- 
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