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net: ieee802154: return -EINVAL for unknown addr type
commit30393181fd
upstream. 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> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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1 changed files with 9 additions and 3 deletions
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@ -185,21 +185,27 @@ static inline int
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ieee802154_sockaddr_check_size(struct sockaddr_ieee802154 *daddr, int len)
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{
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struct ieee802154_addr_sa *sa;
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int ret = 0;
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sa = &daddr->addr;
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if (len < IEEE802154_MIN_NAMELEN)
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return -EINVAL;
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switch (sa->addr_type) {
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case IEEE802154_ADDR_NONE:
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break;
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case IEEE802154_ADDR_SHORT:
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if (len < IEEE802154_NAMELEN_SHORT)
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return -EINVAL;
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ret = -EINVAL;
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break;
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case IEEE802154_ADDR_LONG:
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if (len < IEEE802154_NAMELEN_LONG)
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return -EINVAL;
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ret = -EINVAL;
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break;
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default:
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ret = -EINVAL;
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break;
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}
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return 0;
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return ret;
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}
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static inline void ieee802154_addr_from_sa(struct ieee802154_addr *a,
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