leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

net: ieee802154: return -EINVAL for unknown addr type

Browse Source 
This patch adds handling to return -EINVAL for an unknown addr type. The
current behaviour is to return 0 as successful but the size of an
unknown addr type is not defined and should return an error like -EINVAL.

Fixes: 94160108a7 ("net/ieee802154: fix uninit value bug in dgram_sendmsg")
Signed-off-by: Alexander Aring <aahringo@redhat.com>
Link: https://lore.kernel.org/r/20221006020237.318511-1-aahringo@redhat.com
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
This commit is contained in:
Alexander Aring 2022-10-05 22:02:37 -04:00 committed by Stefan Schmidt
parent 1d22f78d05
commit 68fe1db044
1 changed files with 9 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
include/net/ieee802154_netdev.h
View File

@ -185,21 +185,27 @@ static inline int
ieee802154_sockaddr_check_size(struct sockaddr_ieee802154 *daddr, int len)
{
struct ieee802154_addr_sa *sa;
int ret = 0;
sa = &daddr->addr;
if (len < IEEE802154_MIN_NAMELEN)
return -EINVAL;
switch (sa->addr_type) {
case IEEE802154_ADDR_NONE:
break;
case IEEE802154_ADDR_SHORT:
if (len < IEEE802154_NAMELEN_SHORT)
return -EINVAL;
ret = -EINVAL;
break;
case IEEE802154_ADDR_LONG:
if (len < IEEE802154_NAMELEN_LONG)
return -EINVAL;
ret = -EINVAL;
break;
default:
ret = -EINVAL;
break;
}
return 0;
return ret;
}
static inline void ieee802154_addr_from_sa(struct ieee802154_addr *a,