diff options
| -rw-r--r-- | quota_nld.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/quota_nld.c b/quota_nld.c index 68bf962..f37a9e1 100644 --- a/quota_nld.c +++ b/quota_nld.c @@ -120,15 +120,23 @@ static void write_dbus_warning(struct DBusConnection *dhandle, struct quota_warn static int quota_nl_parser(struct nl_msg *msg, void *arg) { struct nlmsghdr *nlh = nlmsg_hdr(msg); + struct genlmsghdr *ghdr; struct nlattr *attrs[QUOTA_NL_A_MAX+1]; struct quota_warning warn; int ret; + if (!genlmsg_valid_hdr(nlh, 0)) + return 0; + ghdr = nlmsg_data(nlh); /* Unknown message? Ignore... */ - if (nlh->nlmsg_type != QUOTA_NL_C_WARNING) + if (ghdr->cmd != QUOTA_NL_C_WARNING) return 0; ret = genlmsg_parse(nlh, 0, attrs, QUOTA_NL_A_MAX, quota_nl_warn_cmd_policy); + if (ret < 0) { + errstr(_("Error parsing netlink message.\n")); + return ret; + } if (!attrs[QUOTA_NL_A_QTYPE] || !attrs[QUOTA_NL_A_EXCESS_ID] || !attrs[QUOTA_NL_A_WARNING] || !attrs[QUOTA_NL_A_DEV_MAJOR] || !attrs[QUOTA_NL_A_DEV_MAJOR] || !attrs[QUOTA_NL_A_DEV_MINOR] || |