From: Roel Kluin <roel.kluin@gmail.com>
Date: Tue, 27 Oct 2009 10:51:33 +0000 (+0800)
Subject: crypto: ansi_cprng - Fix test in get_prng_bytes
X-Git-Tag: Ubuntu-goldfish-3.4.0-4.27~9199^2~15
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=2024e7d6804b3f6251b28126eceb7f6bf2e3a4e8;p=mirror_ubuntu-zesty-kernel.git

crypto: ansi_cprng - Fix test in get_prng_bytes

size_t nbytes cannot be less than 0 and the test was redundant.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---

diff --git a/crypto/ansi_cprng.c b/crypto/ansi_cprng.c
index 027176a0e889..45bd2182cb36 100644
--- a/crypto/ansi_cprng.c
+++ b/crypto/ansi_cprng.c
@@ -193,9 +193,6 @@ static int get_prng_bytes(char *buf, size_t nbytes, struct prng_context *ctx,
 	int err;
 
 
-	if (nbytes < 0)
-		return -EINVAL;
-
 	spin_lock_bh(&ctx->prng_lock);
 
 	err = -EINVAL;