projects
/
linux-block.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
| inline |
side by side
inet: protect against too small mtu values.
[linux-block.git]
/
include
/
net
/
ip.h
diff --git
a/include/net/ip.h
b/include/net/ip.h
index 02d68e346f6729ddd5fb019ff70cdad6a46983a5..5b317c9f4470a93abae9cbe8e7dfd3e919aa8851 100644
(file)
--- a/
include/net/ip.h
+++ b/
include/net/ip.h
@@
-760,4
+760,9
@@
int ip_misc_proc_init(void);
int rtm_getroute_parse_ip_proto(struct nlattr *attr, u8 *ip_proto, u8 family,
struct netlink_ext_ack *extack);
+static inline bool inetdev_valid_mtu(unsigned int mtu)
+{
+ return likely(mtu >= IPV4_MIN_MTU);
+}
+
#endif /* _IP_H */