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* [PATCH iproute2] fix netlink message length checks
@ 2016-10-04 10:16 Igor Ryzhov
  2016-10-10  1:59 ` Stephen Hemminger
  0 siblings, 1 reply; 2+ messages in thread
From: Igor Ryzhov @ 2016-10-04 10:16 UTC (permalink / raw)
  To: netdev

Signed-off-by: Igor Ryzhov <iryzhov@nfware.com>
---
 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

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH iproute2] fix netlink message length checks
  2016-10-04 10:16 [PATCH iproute2] fix netlink message length checks Igor Ryzhov
@ 2016-10-10  1:59 ` Stephen Hemminger
  0 siblings, 0 replies; 2+ messages in thread
From: Stephen Hemminger @ 2016-10-10  1:59 UTC (permalink / raw)
  To: Igor Ryzhov; +Cc: netdev

On Tue,  4 Oct 2016 13:16:55 +0300
Igor Ryzhov <iryzhov@nfware.com> wrote:

> Signed-off-by: Igor Ryzhov <iryzhov@nfware.com>

Makes sense applied, I wonder why one of the static checkers didn't see this.

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2016-10-04 10:16 [PATCH iproute2] fix netlink message length checks Igor Ryzhov
2016-10-10  1:59 ` Stephen Hemminger

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