The BIT() macro is already defined in bitops.h,
remove duplicate definitions.

Signed-off-by: Anish Bhatt <an...@chelsio.com>
---
 drivers/staging/rtl8188eu/include/rtl8188e_spec.h | 4 ----
 drivers/staging/rtl8188eu/include/wifi.h          | 7 -------
 drivers/staging/rtl8712/osdep_service.h           | 4 ----
 drivers/staging/rtl8712/wifi.h                    | 5 -----
 4 files changed, 20 deletions(-)

diff --git a/drivers/staging/rtl8188eu/include/rtl8188e_spec.h 
b/drivers/staging/rtl8188eu/include/rtl8188e_spec.h
index 2c33eb3..e99179a 100644
--- a/drivers/staging/rtl8188eu/include/rtl8188e_spec.h
+++ b/drivers/staging/rtl8188eu/include/rtl8188e_spec.h
@@ -19,10 +19,6 @@
 #ifndef __RTL8188E_SPEC_H__
 #define __RTL8188E_SPEC_H__
 
-#ifndef BIT
-#define BIT(x)         (1 << (x))
-#endif
-
 #define BIT0   0x00000001
 #define BIT1   0x00000002
 #define BIT2   0x00000004
diff --git a/drivers/staging/rtl8188eu/include/wifi.h 
b/drivers/staging/rtl8188eu/include/wifi.h
index 6e5fa73..6cb5bec 100644
--- a/drivers/staging/rtl8188eu/include/wifi.h
+++ b/drivers/staging/rtl8188eu/include/wifi.h
@@ -20,13 +20,6 @@
 #ifndef _WIFI_H_
 #define _WIFI_H_
 
-
-#ifdef BIT
-/* error       "BIT define occurred earlier elsewhere!\n" */
-#undef BIT
-#endif
-#define BIT(x) (1 << (x))
-
 #define WLAN_IEEE_OUI_LEN      3
 #define WLAN_CRC_LEN           4
 #define WLAN_BSSID_LEN         6
diff --git a/drivers/staging/rtl8712/osdep_service.h 
b/drivers/staging/rtl8712/osdep_service.h
index 0a7f58c..076d508 100644
--- a/drivers/staging/rtl8712/osdep_service.h
+++ b/drivers/staging/rtl8712/osdep_service.h
@@ -60,10 +60,6 @@ struct       __queue {
 #define LIST_CONTAINOR(ptr, type, member) \
        ((type *)((char *)(ptr)-(SIZE_T)(&((type *)0)->member)))
 
-#ifndef BIT
-       #define BIT(x)  (1 << (x))
-#endif
-
 static inline u32 _down_sema(struct semaphore *sema)
 {
        if (down_interruptible(sema))
diff --git a/drivers/staging/rtl8712/wifi.h b/drivers/staging/rtl8712/wifi.h
index 67c6ebf..7a352c4 100644
--- a/drivers/staging/rtl8712/wifi.h
+++ b/drivers/staging/rtl8712/wifi.h
@@ -28,11 +28,6 @@
 
 #include <linux/compiler.h>
 
-#ifdef BIT
-#undef BIT
-#endif
-#define BIT(x) (1 << (x))
-
 #define WLAN_IEEE_OUI_LEN      3
 #define WLAN_CRC_LEN           4
 #define WLAN_BSSID_LEN         6
-- 
2.5.1

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