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Message-ID: <7837811.JDlpL5zc04@tachyon.chronox.de> Date: Wed, 11 Mar 2015 07:45:35 +0100 From: Stephan Mueller <smueller@...onox.de> To: 'Herbert Xu <herbert@...dor.apana.org.au> Cc: linux-kernel@...r.kernel.org, linux-crypto@...r.kernel.org Subject: [PATCH] crypto: algif_rng - zeroize buffer holding random data Due to the change to RNGs to always return zero in success case, the RNG interface must zeroize the buffer with the length provided by the caller. Signed-off-by: Stephan Mueller <smueller@...onox.de> --- crypto/algif_rng.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/crypto/algif_rng.c b/crypto/algif_rng.c index 67f612c..a346173 100644 --- a/crypto/algif_rng.c +++ b/crypto/algif_rng.c @@ -87,7 +87,7 @@ static int rng_recvmsg(struct kiocb *unused, struct socket *sock, return genlen; err = memcpy_to_msg(msg, result, len); - memzero_explicit(result, genlen); + memzero_explicit(result, len); return err ? err : len; } -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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