[PATCH] ASoC: Correct the header guard of wm8904.h

[Wei Li]

Rename the header guard of wm8904.h from __MFD_WM8994_PDATA_H__ to
__WM8904_PDATA_H__ what corresponding with the file name.

Fixes: a91eb199e4dc ("ASoC: Initial WM8904 CODEC driver")
Signed-off-by: Wei Li <liwei391 at huawei.com>
---
 include/sound/wm8904.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/sound/wm8904.h b/include/sound/wm8904.h
index 88ac1870510e..f74293a83a17 100644
--- a/include/sound/wm8904.h
+++ b/include/sound/wm8904.h
@@ -7,8 +7,8 @@
  * Author: Mark Brown <broonie at opensource.wolfsonmicro.com>
  */
 
-#ifndef __MFD_WM8994_PDATA_H__
-#define __MFD_WM8994_PDATA_H__
+#ifndef __WM8904_PDATA_H__
+#define __WM8904_PDATA_H__
 
 /* Used to enable configuration of a GPIO to all zeros */
 #define WM8904_GPIO_NO_CONFIG 0x8000
-- 
2.25.1