SymbX/systemd
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

sd-netlink: return earlier when received invalid message

Browse Source
This commit is contained in:
Yu Watanabe
2022-11-26 11:28:27 +09:00
parent fb298ef104
commit b491454dfc
1 changed files with 7 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/libsystemd/sd-netlink/netlink-socket.c
+7 -2
View File
@@ -272,7 +272,12 @@ int socket_read_message(sd_netlink *nl) {
return r;
len = (size_t) r;
if (NLMSG_OK(nl->rbuffer, len) && nl->rbuffer->nlmsg_flags & NLM_F_MULTI) {
if (!NLMSG_OK(nl->rbuffer, len)) {
log_debug("sd-netlink: received invalid message, discarding %zu bytes of incoming message", len);
return 0;
}
if (nl->rbuffer->nlmsg_flags & NLM_F_MULTI) {
multi_part = true;
for (i = 0; i < nl->rqueue_partial_size; i++)
@@ -341,7 +346,7 @@ int socket_read_message(sd_netlink *nl) {
}
if (len > 0)
log_debug("sd-netlink: discarding %zu bytes of incoming message", len);
log_debug("sd-netlink: discarding trailing %zu bytes of incoming message", len);
if (!first)
return 0;