2 files changed, 2 insertions, 2 deletions

diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 2fd06c60ffbb..2b403c7ee32e 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1715,7 +1715,7 @@ unsigned int ieee80211_get_hdrlen_from_skb(const struct sk_buff *skb);
  * ieee80211_hdrlen - get header length in bytes from frame control
  * @fc: frame control field in little-endian format
  */
-unsigned int ieee80211_hdrlen(__le16 fc);
+unsigned int __attribute_const__ ieee80211_hdrlen(__le16 fc);
 
 /**
  * ieee80211_data_to_8023 - convert an 802.11 data frame to 802.3
diff --git a/net/wireless/util.c b/net/wireless/util.c
index 0c8a1e8b7690..1eb24162be61 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -221,7 +221,7 @@ const unsigned char bridge_tunnel_header[] __aligned(2) =
         { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0xf8 };
 EXPORT_SYMBOL(bridge_tunnel_header);
 
-unsigned int ieee80211_hdrlen(__le16 fc)
+unsigned int __attribute_const__ ieee80211_hdrlen(__le16 fc)
 {
         unsigned int hdrlen = 24;