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authorJohannes Berg <johannes@sipsolutions.net>2008-03-26 14:14:55 +0100
committerJohn W. Linville <linville@tuxdriver.com>2008-03-27 16:03:20 -0400
commit6c507cd0400cb51dd2ee251c1b8756b9375a1128 (patch)
tree2b3d44a34e2c3d2ba1e9e0c557fb0730227f5bb4 /include/net/wireless.h
parent7d5796118353cd45e9e301fdf3ff99fdec5390e9 (diff)
cfg80211: don't export ieee80211_get_channel
This patch makes ieee80211_get_channel a static inline defined in cfg80211's header file which simply calls __ieee80211_get_channel to avoid symbol clashes with the ieee80211 code. The problem was pointed out by David Miller, thanks! Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Cc: David Miller <davem@davemloft.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'include/net/wireless.h')
-rw-r--r--include/net/wireless.h18
1 files changed, 15 insertions, 3 deletions
diff --git a/include/net/wireless.h b/include/net/wireless.h
index f4b77ab66bae..667b4080d30f 100644
--- a/include/net/wireless.h
+++ b/include/net/wireless.h
@@ -304,10 +304,22 @@ extern int ieee80211_channel_to_frequency(int chan);
*/
extern int ieee80211_frequency_to_channel(int freq);
+/*
+ * Name indirection necessary because the ieee80211 code also has
+ * a function named "ieee80211_get_channel", so if you include
+ * cfg80211's header file you get cfg80211's version, if you try
+ * to include both header files you'll (rightfully!) get a symbol
+ * clash.
+ */
+extern struct ieee80211_channel *__ieee80211_get_channel(struct wiphy *wiphy,
+ int freq);
+
/**
* ieee80211_get_channel - get channel struct from wiphy for specified frequency
*/
-extern struct ieee80211_channel *ieee80211_get_channel(struct wiphy *wiphy,
- int freq);
-
+static inline struct ieee80211_channel *
+ieee80211_get_channel(struct wiphy *wiphy, int freq)
+{
+ return __ieee80211_get_channel(wiphy, freq);
+}
#endif /* __NET_WIRELESS_H */