genetlink: trigger BUG_ON if a group name is too long

Trigger BUG_ON if a group name is longer than GENL_NAMSIZ.

Signed-off-by: Masatake YAMATO <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Masatake YAMATO 2013-03-19 01:47:27 +00:00 • committed by David S. Miller
commit f1e79e2080

View file

@ -142,6 +142,7 @@ int genl_register_mc_group(struct genl_family *family,
int err = 0;
BUG_ON(grp->name[0] == '\0');
BUG_ON(memchr(grp->name, '\0', GENL_NAMSIZ) == NULL);
genl_lock();