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-rw-r--r--net/mac80211/ieee80211_ioctl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/mac80211/ieee80211_ioctl.c b/net/mac80211/ieee80211_ioctl.c
index 8296e7de12c7..d48f3aa30e30 100644
--- a/net/mac80211/ieee80211_ioctl.c
+++ b/net/mac80211/ieee80211_ioctl.c
@@ -821,7 +821,7 @@ static int ieee80211_ioctl_prism2_param(struct net_device *dev,
break;
case PRISM2_PARAM_PREAMBLE:
- if (sdata->type != IEEE80211_IF_TYPE_AP) {
+ if (sdata->type == IEEE80211_IF_TYPE_AP) {
if (value)
sdata->flags |= IEEE80211_SDATA_SHORT_PREAMBLE;
else