From: Michael Brown <mcb30@ipxe.org>
Date: Tue, 13 Mar 2012 04:37:48 +0000 (+0000)
Subject: [forcedeth] Use standard random() function
X-Git-Tag: v1.20.1~1950
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a0e559d1f32e7d35cccaf0c4a7816bd5ddaf4a66;p=thirdparty%2Fipxe.git

[forcedeth] Use standard random() function

It seems unlikely that a network card driver requires
cryptographically secure random numbers.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
---

diff --git a/src/drivers/net/forcedeth.c b/src/drivers/net/forcedeth.c
index 5d0137e1c..34c59223a 100644
--- a/src/drivers/net/forcedeth.c
+++ b/src/drivers/net/forcedeth.c
@@ -740,8 +740,7 @@ forcedeth_open ( struct net_device *netdev )
 		 ioaddr + NvRegReceiverStatus );
 
 	/* Set up slot time */
-	get_random_bytes ( &low, sizeof(low) );
-	low &= NVREG_SLOTTIME_MASK;
+	low = ( random() & NVREG_SLOTTIME_MASK );
 	writel ( low | NVREG_SLOTTIME_DEFAULT, ioaddr + NvRegSlotTime );
 
 	writel ( NVREG_TX_DEFERRAL_DEFAULT , ioaddr + NvRegTxDeferral );