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>
8 years ago · b61929c654
parent d41519a69b
commit b61929c654
1 changed files with 1 additions and 0 deletions
--- 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) {