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| author | Alexander Aring <alex.aring@gmail.com> | 2015-09-02 14:21:22 +0200 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2015-09-17 13:20:03 +0200 |
| commit | ad23d5b9da399c0ecbe58e16c6603c3fcdcafdbd (patch) | |
| tree | 3426a29d86696fec800e7af1072750c470cfb083 /net/ieee802154 | |
| parent | 989d433dca558fda85e592fc675af2a59af88858 (diff) | |
| download | linux-ad23d5b9da399c0ecbe58e16c6603c3fcdcafdbd.tar.gz linux-ad23d5b9da399c0ecbe58e16c6603c3fcdcafdbd.tar.bz2 linux-ad23d5b9da399c0ecbe58e16c6603c3fcdcafdbd.zip | |
ieee802154: 6lowpan: cleanup pull of iphc bytes
This patch cleanups the pull of the iphc bytes. We don't need to check
if the skb->len contains two bytes, this will be checked by
lowpan_fetch_skb_u8.
Reviewed-by: Stefan Schmidt <stefan@osg.samsung.com>
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/ieee802154')
| -rw-r--r-- | net/ieee802154/6lowpan/rx.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/net/ieee802154/6lowpan/rx.c b/net/ieee802154/6lowpan/rx.c index c529d9f2561f..4ddf69445032 100644 --- a/net/ieee802154/6lowpan/rx.c +++ b/net/ieee802154/6lowpan/rx.c @@ -33,14 +33,9 @@ iphc_decompress(struct sk_buff *skb, const struct ieee802154_hdr *hdr) void *sap, *dap; raw_dump_table(__func__, "raw skb data dump", skb->data, skb->len); - /* at least two bytes will be used for the encoding */ - if (skb->len < 2) - return -EINVAL; - - if (lowpan_fetch_skb_u8(skb, &iphc0)) - return -EINVAL; - if (lowpan_fetch_skb_u8(skb, &iphc1)) + if (lowpan_fetch_skb_u8(skb, &iphc0) || + lowpan_fetch_skb_u8(skb, &iphc1)) return -EINVAL; ieee802154_addr_to_sa(&sa, &hdr->source); |