Message ID | 20171112231511.4666-6-linux@rasmusvillemoes.dk |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
Series | net: core: devname allocation cleanups | expand |
diff --git a/net/core/dev.c b/net/core/dev.c index 14541b7a3195..c0a92cf27566 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1062,6 +1062,9 @@ static int __dev_alloc_name(struct net *net, const char *name, char *buf) unsigned long *inuse; struct net_device *d; + if (!dev_valid_name(name)) + return -EINVAL; + p = strchr(name, '%'); if (p) { /*
We currently only exclude non-sysfs-friendly names via dev_get_valid_name; there doesn't seem to be a reason to allow such names when we're called via dev_alloc_name. This does duplicate the dev_valid_name check in the dev_get_valid_name() case; we'll fix that shortly. Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk> --- net/core/dev.c | 3 +++ 1 file changed, 3 insertions(+)