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changeset 2118:ced9249cc916

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Improve SG list overflow check
author gthomas
date Wed, 18 Jan 2006 15:04:38 +0000
parents 5d7f57fd1729
children 1406c9fadbf3
files packages/io/eth/current/ChangeLog packages/io/eth/current/src/net/eth_drv.c
diffstat 2 files changed, 6 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/packages/io/eth/current/ChangeLog
+++ b/packages/io/eth/current/ChangeLog
@@ -1,3 +1,8 @@
+2006-01-18  Gary Thomas  <gary@mlbassoc.com>
+
+	* src/net/eth_drv.c (eth_drv_send): Better check for overflow
+	of SG list - pointed out by Ferenc Deak
+
 2005-07-29  Andrew Lunn  <andrew.lunn@ascom.ch>
 
 	* src/net/eth_drv.c (eth_drv_recv): Change of type to remove
--- a/packages/io/eth/current/src/net/eth_drv.c
+++ b/packages/io/eth/current/src/net/eth_drv.c
@@ -703,7 +703,7 @@ eth_drv_send(struct ifnet *ifp)
                 END_CONSOLE();
             }
 #endif
-            if ( MAX_ETH_DRV_SG < sg_len ) {
+            if (m->m_next && (MAX_ETH_DRV_SG <= sg_len)) {
 #ifdef CYGPKG_IO_ETH_DRIVERS_WARN_NO_MBUFS
                 int needed = 0;
                 struct mbuf *m1;