mac80211: Add iface name when calling WARN-ON.

This lets the user know which interface has failed
the check_sdata_in_driver check.

Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h
index af4691fed64..e8dbda1b5b8 100644
--- a/net/mac80211/driver-ops.h
+++ b/net/mac80211/driver-ops.h
@@ -7,7 +7,9 @@
 
 static inline void check_sdata_in_driver(struct ieee80211_sub_if_data *sdata)
 {
-        WARN_ON(!(sdata->flags & IEEE80211_SDATA_IN_DRIVER));
+        WARN(!(sdata->flags & IEEE80211_SDATA_IN_DRIVER),
+             "%s:  Failed check-sdata-in-driver check, flags: 0x%x\n",
+             sdata->dev->name, sdata->flags);
 }
 
 static inline struct ieee80211_sub_if_data *