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| author | John W. Linville <linville@tuxdriver.com> | 2012-10-29 16:05:51 -0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-10-29 16:05:51 -0400 |
| commit | ab3d59d265e772e734c36fe738809cb1a910f566 (patch) | |
| tree | b6d29908d3d45b078d025341b1cc272ba4c0a6d0 /net/wireless/util.c | |
| parent | 42d36074e53eadfd79e6db518b5caf8fba914f8b (diff) | |
| parent | 8c6e30936a7893a85f6222084f0f26aceb81137a (diff) | |
| download | lwn-ab3d59d265e772e734c36fe738809cb1a910f566.tar.gz lwn-ab3d59d265e772e734c36fe738809cb1a910f566.zip | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless
Conflicts:
drivers/net/wireless/mwifiex/cfg80211.c
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 343f13c1d31d..5b6c1df72f31 100644 --- a/net/wireless/util.c +++ b/net/wireless/util.c @@ -311,23 +311,21 @@ 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) @@ -375,6 +373,8 @@ 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), @@ -399,6 +399,8 @@ 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), |