Messages in this thread Patch in this message | | | From | Rasmus Villemoes <> | Subject | [PATCH 5/7] net: core: check dev_valid_name in __dev_alloc_name | Date | Mon, 13 Nov 2017 00:15:08 +0100 |
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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(+)
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) { /* -- 2.11.0
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