diff options
| author | Bob Copeland <me@bobcopeland.com> | 2014-06-28 22:35:26 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2014-08-26 11:15:34 +0200 |
| commit | f8134fed8346c05007ca23e22e1504097afcd7c9 (patch) | |
| tree | febbf284daf32f2c4df82b5784125ac76db624f4 /net/mac80211 | |
| parent | mac80211: disable 40MHz support in case of 20MHz AP (diff) | |
| download | linux-f8134fed8346c05007ca23e22e1504097afcd7c9.tar.xz linux-f8134fed8346c05007ca23e22e1504097afcd7c9.zip | |
mac80211: mesh_plink: use get_unaligned_le16 instead of memcpy
Use get_unaligned_le16 to access llid/plid.
Signed-off-by: Bob Copeland <me@bobcopeland.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
| -rw-r--r-- | net/mac80211/mesh_plink.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c index 8d67c1ebfbda..8f0887fc7128 100644 --- a/net/mac80211/mesh_plink.c +++ b/net/mac80211/mesh_plink.c @@ -1001,7 +1001,6 @@ mesh_process_plink_frame(struct ieee80211_sub_if_data *sdata, enum ieee80211_self_protected_actioncode ftype; u32 changed = 0; u8 ie_len = elems->peering_len; - __le16 _plid, _llid; u16 plid, llid = 0; if (!elems->peering) { @@ -1036,13 +1035,10 @@ mesh_process_plink_frame(struct ieee80211_sub_if_data *sdata, /* Note the lines below are correct, the llid in the frame is the plid * from the point of view of this host. */ - memcpy(&_plid, PLINK_GET_LLID(elems->peering), sizeof(__le16)); - plid = le16_to_cpu(_plid); + plid = get_unaligned_le16(PLINK_GET_LLID(elems->peering)); if (ftype == WLAN_SP_MESH_PEERING_CONFIRM || - (ftype == WLAN_SP_MESH_PEERING_CLOSE && ie_len == 8)) { - memcpy(&_llid, PLINK_GET_PLID(elems->peering), sizeof(__le16)); - llid = le16_to_cpu(_llid); - } + (ftype == WLAN_SP_MESH_PEERING_CLOSE && ie_len == 8)) + llid = get_unaligned_le16(PLINK_GET_PLID(elems->peering)); /* WARNING: Only for sta pointer, is dropped & re-acquired */ rcu_read_lock(); |