--- a/net80211/ieee80211_linux.h
+++ b/net80211/ieee80211_linux.h
@@ -640,12 +640,24 @@ static __inline unsigned long msecs_to_j
 	  void __user *buffer, size_t *lenp)
 #define	IEEE80211_SYSCTL_PROC_DOINTVEC(ctl, write, filp, buffer, lenp, ppos) \
 	proc_dointvec(ctl, write, filp, buffer, lenp)
-#else
+#define IEEE80211_SYSCTL_PROC_DOSTRING(ctl, write, filp, buffer, lenp, ppos) \
+        proc_dostring(ctl, write, filp, buffer, lenp)
+#elif LINUX_VERSION_CODE < KERNEL_VERSION(2,6,32)
 #define	IEEE80211_SYSCTL_DECL(f, ctl, write, filp, buffer, lenp, ppos) \
 	f(ctl_table *ctl, int write, struct file *filp, \
 	  void __user *buffer, size_t *lenp, loff_t *ppos)
 #define	IEEE80211_SYSCTL_PROC_DOINTVEC(ctl, write, filp, buffer, lenp, ppos) \
 	proc_dointvec(ctl, write, filp, buffer, lenp, ppos)
+#define IEEE80211_SYSCTL_PROC_DOSTRING(ctl, write, filp, buffer, lenp, ppos) \
+        proc_dostring(ctl, write, filp, buffer, lenp, ppos)
+#else /* Linux 2.6.32+ */
+#define	IEEE80211_SYSCTL_DECL(f, ctl, write, filp, buffer, lenp, ppos) \
+	f(ctl_table *ctl, int write, \
+	  void __user *buffer, size_t *lenp, loff_t *ppos)
+#define	IEEE80211_SYSCTL_PROC_DOINTVEC(ctl, write, filp, buffer, lenp, ppos) \
+	proc_dointvec(ctl, write, buffer, lenp, ppos)
+#define IEEE80211_SYSCTL_PROC_DOSTRING(ctl, write, filp, buffer, lenp, ppos) \
+        proc_dostring(ctl, write, buffer, lenp, ppos)
 #endif
 
 void ieee80211_virtfs_latevattach(struct ieee80211vap *);
--- a/ath/if_athvar.h
+++ b/ath/if_athvar.h
@@ -173,14 +173,22 @@ static inline struct net_device *_alloc_
 	proc_dointvec(ctl, write, filp, buffer, lenp)
 #define	ATH_SYSCTL_PROC_DOSTRING(ctl, write, filp, buffer, lenp, ppos) \
 	proc_dostring(ctl, write, filp, buffer, lenp)
-#else /* LINUX_VERSION_CODE < KERNEL_VERSION(2,6,8) */
+#elif LINUX_VERSION_CODE < KERNEL_VERSION(2,6,32)
 #define	ATH_SYSCTL_DECL(f, ctl, write, filp, buffer, lenp, ppos) \
 	f(ctl_table *ctl, int write, struct file *filp, \
 	  void __user *buffer, size_t *lenp, loff_t *ppos)
 #define	ATH_SYSCTL_PROC_DOINTVEC(ctl, write, filp, buffer, lenp, ppos) \
 	proc_dointvec(ctl, write, filp, buffer, lenp, ppos)
+#define ATH_SYSCTL_PROC_DOSTRING(ctl, write, filp, buffer, lenp, ppos) \
+        proc_dostring(ctl, write, filp, buffer, lenp, ppos)
+#else /* Linux 2.6.32+ */
+#define	ATH_SYSCTL_DECL(f, ctl, write, filp, buffer, lenp, ppos) \
+	f(ctl_table *ctl, int write, \
+	  void __user *buffer, size_t *lenp, loff_t *ppos)
+#define	ATH_SYSCTL_PROC_DOINTVEC(ctl, write, filp, buffer, lenp, ppos) \
+	proc_dointvec(ctl, write, buffer, lenp, ppos)
 #define	ATH_SYSCTL_PROC_DOSTRING(ctl, write, filp, buffer, lenp, ppos) \
-	proc_dostring(ctl, write, filp, buffer, lenp, ppos)
+	proc_dostring(ctl, write, buffer, lenp, ppos)
 #endif
 
 #define	ATH_TIMEOUT	1000
