xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

mac80211: use offsetofend()

Browse Source 
This was created using the following spatch:
    @find@
    type S;
    expression M, M2;
    position p;
    @@
    offsetof(S, M) + sizeof(M2)@p

    @script:python@
    m << find.M;
    m2 << find.M2;
    @@
    if not m2.endswith('-> ' + m):
            cocci.include_match(False)

    @change@
    type find.S;
    expression find.M, find.M2;
    position find.p;
    @@
    -offsetof(S, M) + sizeof(M2)@p
    +offsetofend(S, M)

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg
2017-09-08 11:54:46 +02:00
parent 1281103770
commit 4c121fd690
4 changed files with 8 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
net/mac80211/mesh.c
View File

@@ -675,8 +675,7 @@ ieee80211_mesh_build_beacon(struct ieee80211_if_mesh *ifmsh)
enum nl80211_band band;
u8 *pos;
struct ieee80211_sub_if_data *sdata;
int hdr_len = offsetof(struct ieee80211_mgmt, u.beacon) +
sizeof(mgmt->u.beacon);
int hdr_len = offsetofend(struct ieee80211_mgmt, u.beacon);
sdata = container_of(ifmsh, struct ieee80211_sub_if_data, u.mesh);
rcu_read_lock();