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-rw-r--r--net/atm/resources.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/atm/resources.h b/net/atm/resources.h
index b7fb82a93b4..ac7222fee7a 100644
--- a/net/atm/resources.h
+++ b/net/atm/resources.h
@@ -8,10 +8,11 @@
#include <linux/config.h>
#include <linux/atmdev.h>
+#include <linux/mutex.h>
extern struct list_head atm_devs;
-extern struct semaphore atm_dev_mutex;
+extern struct mutex atm_dev_mutex;
int atm_dev_ioctl(unsigned int cmd, void __user *arg);