diff options
| author | Benjamin Herrenschmidt <[email protected]> | 2012-12-18 10:22:27 +1100 |
|---|---|---|
| committer | Benjamin Herrenschmidt <[email protected]> | 2012-12-18 10:22:27 +1100 |
| commit | 376bddd34433065aeb9b9a140870537feecf90ef (patch) | |
| tree | a40e2b84ad89f4b3ba968de65a4bf7ff6ccae835 /net/wireless/util.c | |
| parent | d526e85f60fce9aa2a1432cbd06e3cf20c1644c8 (diff) | |
| parent | 667b504a2c411e4d5915a6e2260a3857ba9f797a (diff) | |
Merge remote-tracking branch 'agust/next' into next
Brings some 52xx updates. Also manually merged tools/perf/perf.h.
Signed-off-by: Benjamin Herrenschmidt <[email protected]>
Diffstat (limited to 'net/wireless/util.c')
| -rw-r--r-- | net/wireless/util.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/net/wireless/util.c b/net/wireless/util.c index ef35f4ef2aa6..2762e8329986 100644 --- a/net/wireless/util.c +++ b/net/wireless/util.c @@ -309,23 +309,21 @@ unsigned int ieee80211_get_hdrlen_from_skb(const struct sk_buff *skb) } EXPORT_SYMBOL(ieee80211_get_hdrlen_from_skb); -static int ieee80211_get_mesh_hdrlen(struct ieee80211s_hdr *meshhdr) +unsigned int ieee80211_get_mesh_hdrlen(struct ieee80211s_hdr *meshhdr) { int ae = meshhdr->flags & MESH_FLAGS_AE; - /* 7.1.3.5a.2 */ + /* 802.11-2012, 8.2.4.7.3 */ switch (ae) { + default: case 0: return 6; case MESH_FLAGS_AE_A4: return 12; case MESH_FLAGS_AE_A5_A6: return 18; - case (MESH_FLAGS_AE_A4 | MESH_FLAGS_AE_A5_A6): - return 24; - default: - return 6; } } +EXPORT_SYMBOL(ieee80211_get_mesh_hdrlen); int ieee80211_data_to_8023(struct sk_buff *skb, const u8 *addr, enum nl80211_iftype iftype) @@ -373,6 +371,8 @@ int ieee80211_data_to_8023(struct sk_buff *skb, const u8 *addr, /* make sure meshdr->flags is on the linear part */ if (!pskb_may_pull(skb, hdrlen + 1)) return -1; + if (meshdr->flags & MESH_FLAGS_AE_A4) + return -1; if (meshdr->flags & MESH_FLAGS_AE_A5_A6) { skb_copy_bits(skb, hdrlen + offsetof(struct ieee80211s_hdr, eaddr1), @@ -397,6 +397,8 @@ int ieee80211_data_to_8023(struct sk_buff *skb, const u8 *addr, /* make sure meshdr->flags is on the linear part */ if (!pskb_may_pull(skb, hdrlen + 1)) return -1; + if (meshdr->flags & MESH_FLAGS_AE_A5_A6) + return -1; if (meshdr->flags & MESH_FLAGS_AE_A4) skb_copy_bits(skb, hdrlen + offsetof(struct ieee80211s_hdr, eaddr1), |