d/freebsd-dev
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Fixed an off-by-one error when dealing with interface name

Browse Source 
(if_xname is IFNAMSIZ-sized and NUL-terminated).
This commit is contained in:
Ruslan Ermilov 2005-02-03 12:50:10 +00:00
parent c60878f0d2
commit bbb75d7844
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=141195
3 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
sys/netgraph/ng_eiface.c
View File

@ -524,12 +524,12 @@ ng_eiface_rcvmsg(node_p node, item_p item, hook_p lasthook)
}
case NGM_EIFACE_GET_IFNAME:
NG_MKRESPONSE(resp, msg, IFNAMSIZ + 1, M_NOWAIT);
NG_MKRESPONSE(resp, msg, IFNAMSIZ, M_NOWAIT);
if (resp == NULL) {
error = ENOMEM;
break;
}
strlcpy(resp->data, ifp->if_xname, IFNAMSIZ + 1);
strlcpy(resp->data, ifp->if_xname, IFNAMSIZ);
break;
case NGM_EIFACE_GET_IFADDRS:

4
sys/netgraph/ng_ether.c
View File

@ -420,12 +420,12 @@ ng_ether_rcvmsg(node_p node, item_p item, hook_p lasthook)
case NGM_ETHER_COOKIE:
switch (msg->header.cmd) {
case NGM_ETHER_GET_IFNAME:
NG_MKRESPONSE(resp, msg, IFNAMSIZ + 1, M_NOWAIT);
NG_MKRESPONSE(resp, msg, IFNAMSIZ, M_NOWAIT);
if (resp == NULL) {
error = ENOMEM;
break;
}
strlcpy(resp->data, priv->ifp->if_xname, IFNAMSIZ + 1);
strlcpy(resp->data, priv->ifp->if_xname, IFNAMSIZ);
break;
case NGM_ETHER_GET_IFINDEX:
NG_MKRESPONSE(resp, msg, sizeof(u_int32_t), M_NOWAIT);

4
sys/netgraph/ng_gif.c
View File

@ -406,12 +406,12 @@ ng_gif_rcvmsg(node_p node, item_p item, hook_p lasthook)
case NGM_GIF_COOKIE:
switch (msg->header.cmd) {
case NGM_GIF_GET_IFNAME:
NG_MKRESPONSE(resp, msg, IFNAMSIZ + 1, M_NOWAIT);
NG_MKRESPONSE(resp, msg, IFNAMSIZ, M_NOWAIT);
if (resp == NULL) {
error = ENOMEM;
break;
}
strlcpy(resp->data, priv->ifp->if_xname, IFNAMSIZ + 1);
strlcpy(resp->data, priv->ifp->if_xname, IFNAMSIZ);
break;
case NGM_GIF_GET_IFINDEX:
NG_MKRESPONSE(resp, msg, sizeof(u_int32_t), M_NOWAIT);