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-rw-r--r--net/mac80211/rx.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 6360c664259f..1b0bd642dc23 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -364,7 +364,7 @@ ieee80211_add_rx_radiotap_header(struct ieee80211_local *local,
* the compiler to think we have walked past the end of the
* struct member.
*/
- pos = (void *)&rthdr->it_optional[it_present - rthdr->it_optional];
+ pos = (void *)&rthdr->it_optional[it_present + 1 - rthdr->it_optional];
/* the order of the following fields is important */