[PATCH iproute2] fix netlink message length checks
From: Igor Ryzhov <hidden>
Date: 2016-10-04 10:17:09
Subsystem:
library code, the rest · Maintainers:
Andrew Morton, Linus Torvalds
Signed-off-by: Igor Ryzhov <redacted> --- ip/ipaddress.c | 2 +- lib/ll_map.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/ip/ipaddress.c b/ip/ipaddress.c
index fcc3c53..3614837 100644
--- a/ip/ipaddress.c
+++ b/ip/ipaddress.c@@ -1218,7 +1218,7 @@ static int print_selected_addrinfo(struct ifinfomsg *ifi, if (n->nlmsg_type != RTM_NEWADDR) continue; - if (n->nlmsg_len < NLMSG_LENGTH(sizeof(ifa))) + if (n->nlmsg_len < NLMSG_LENGTH(sizeof(*ifa))) return -1; if (ifa->ifa_index != ifi->ifi_index ||
diff --git a/lib/ll_map.c b/lib/ll_map.c
index 571d11e..4e4556c 100644
--- a/lib/ll_map.c
+++ b/lib/ll_map.c@@ -90,7 +90,7 @@ int ll_remember_index(const struct sockaddr_nl *who, if (n->nlmsg_type != RTM_NEWLINK && n->nlmsg_type != RTM_DELLINK) return 0; - if (n->nlmsg_len < NLMSG_LENGTH(sizeof(ifi))) + if (n->nlmsg_len < NLMSG_LENGTH(sizeof(*ifi))) return -1; im = ll_get_by_index(ifi->ifi_index);
--
2.6.4