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| author |   Chaitanya T K <chaitanya.mgit@gmail.com> | 2015-10-30 23:16:15 +0530 |
|---|---|---|
| committer |   Johannes Berg <johannes.berg@intel.com> | 2015-11-03 11:15:48 +0100 |
| commit | dcae9e0203dfd887a7413cd38d1f87aaac1127f4 (patch) | |
| tree | c3a0d643ad47795a17d0890ac410025dffc623ff /net/mac80211/driver-ops.c | |
| parent | mac80211: further improve "no supported rates" warning (diff) | |
| download | wireguard-linux-dcae9e0203dfd887a7413cd38d1f87aaac1127f4.tar.xz wireguard-linux-dcae9e0203dfd887a7413cd38d1f87aaac1127f4.zip | |
mac80211: document sleep requirements for channel context ops
Channel context driver operations can sleep, so add might_sleep()
and document this.
Signed-off-by: Chaitanya T K <chaitanya.mgit@gmail.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/driver-ops.c')
| -rw-r--r-- | net/mac80211/driver-ops.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/mac80211/driver-ops.c b/net/mac80211/driver-ops.c index 9f97343f13fd..ca1fe5576103 100644 --- a/net/mac80211/driver-ops.c +++ b/net/mac80211/driver-ops.c @@ -236,6 +236,8 @@ int drv_switch_vif_chanctx(struct ieee80211_local *local, int ret = 0; int i; + might_sleep(); + if (!local->ops->switch_vif_chanctx) return -EOPNOTSUPP; |