diff --git a/drivers/char/misc.c b/drivers/char/misc.c
index 96f1cd086dd245911cb9be85d93cf175c9b97c6a..281edefffa0b2b30f02e7f68caca67c59921ed79 100644
--- a/drivers/char/misc.c
+++ b/drivers/char/misc.c
@@ -62,8 +62,6 @@ static DEFINE_MUTEX(misc_mtx);
 #define DYNAMIC_MINORS 64 /* like dynamic majors */
 static unsigned char misc_minors[DYNAMIC_MINORS / 8];
 
-extern int pmu_device_init(void);
-
 #ifdef CONFIG_PROC_FS
 static void *misc_seq_start(struct seq_file *seq, loff_t *pos)
 {