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[PATCH] net/wireless: add debugfs exit function

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This patch add exit debugfs function to mt7601u.
Debugfs need to be cleanup when module is unloaded or load fail.

Signed-off-by: Bernard Zhao <zhaojunkui2008@xxxxxxx>
---
 drivers/net/wireless/mediatek/mt7601u/debugfs.c | 9 +++++++--
 drivers/net/wireless/mediatek/mt7601u/init.c    | 1 +
 drivers/net/wireless/mediatek/mt7601u/mt7601u.h | 1 +
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt7601u/debugfs.c b/drivers/net/wireless/mediatek/mt7601u/debugfs.c
index 20669eacb66e..5ae27aae685b 100644
--- a/drivers/net/wireless/mediatek/mt7601u/debugfs.c
+++ b/drivers/net/wireless/mediatek/mt7601u/debugfs.c
@@ -9,6 +9,8 @@
 #include "mt7601u.h"
 #include "eeprom.h"
 
+static struct dentry *dir;
+
 static int
 mt76_reg_set(void *data, u64 val)
 {
@@ -124,8 +126,6 @@ DEFINE_SHOW_ATTRIBUTE(mt7601u_eeprom_param);
 
 void mt7601u_init_debugfs(struct mt7601u_dev *dev)
 {
-	struct dentry *dir;
-
 	dir = debugfs_create_dir("mt7601u", dev->hw->wiphy->debugfsdir);
 	if (!dir)
 		return;
@@ -138,3 +138,8 @@ void mt7601u_init_debugfs(struct mt7601u_dev *dev)
 	debugfs_create_file("ampdu_stat", 0400, dir, dev, &mt7601u_ampdu_stat_fops);
 	debugfs_create_file("eeprom_param", 0400, dir, dev, &mt7601u_eeprom_param_fops);
 }
+
+void mt7601u_exit_debugfs(struct mt7601u_dev *dev)
+{
+	debugfs_remove(dir);
+}
diff --git a/drivers/net/wireless/mediatek/mt7601u/init.c b/drivers/net/wireless/mediatek/mt7601u/init.c
index 5d9e952b2966..eacdd5785fa6 100644
--- a/drivers/net/wireless/mediatek/mt7601u/init.c
+++ b/drivers/net/wireless/mediatek/mt7601u/init.c
@@ -427,6 +427,7 @@ void mt7601u_cleanup(struct mt7601u_dev *dev)
 	mt7601u_stop_hardware(dev);
 	mt7601u_dma_cleanup(dev);
 	mt7601u_mcu_cmd_deinit(dev);
+	mt7601u_exit_debugfs(dev);
 }
 
 struct mt7601u_dev *mt7601u_alloc_device(struct device *pdev)
diff --git a/drivers/net/wireless/mediatek/mt7601u/mt7601u.h b/drivers/net/wireless/mediatek/mt7601u/mt7601u.h
index a122f1dd38f6..a77bfef0d39f 100644
--- a/drivers/net/wireless/mediatek/mt7601u/mt7601u.h
+++ b/drivers/net/wireless/mediatek/mt7601u/mt7601u.h
@@ -279,6 +279,7 @@ struct mt7601u_rxwi;
 extern const struct ieee80211_ops mt7601u_ops;
 
 void mt7601u_init_debugfs(struct mt7601u_dev *dev);
+void mt7601u_exit_debugfs(struct mt7601u_dev *dev);
 
 u32 mt7601u_rr(struct mt7601u_dev *dev, u32 offset);
 void mt7601u_wr(struct mt7601u_dev *dev, u32 offset, u32 val);
-- 
2.33.1




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