Commit 2ef4d5c4 authored by Stephan Mueller's avatar Stephan Mueller Committed by Herbert Xu
Browse files

crypto: algif_rng - zeroize buffer with 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: default avatarStephan Mueller <smueller@chronox.de>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 5986ac4f

crypto/algif_rng.c

+1 −1
Original line number Diff line number Diff line
@@ -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;

}