crypto: drbg - Fixes panic in wait_for_completion call

Initialise ctr_completion variable before use.

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>

diff --git a/crypto/drbg.c b/crypto/drbg.c
index fa749f47013508d562366fb0484e7ea80535ba0a..433c4258e484ee2f7afc932069d3611a07eeb9b9 100644 (file)
--- 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) {