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rtl8192u: Remove unused semaphore rf_sem 

The semaphore 'rf_sem' in rtl8192u has no users, hence removing it.

Signed-off-by: Binoy Jayan <binoy.jayan@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Binoy Jayan 2016-06-02 16:23:02 +05:30 committed by Greg Kroah-Hartman
parent 87d63bcc0f
commit b53628cbf9
2 changed files with 0 additions and 2 deletions
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1
drivers/staging/rtl8192u/r8192U.h
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@ -880,7 +880,6 @@ typedef struct r8192_priv {
short crcmon;
struct mutex wx_mutex;
struct semaphore rf_sem; /* Used to lock rf write operation */
u8 rf_type; /* 0: 1T2R, 1: 2T4R */
RT_RF_TYPE_819xU rf_chip;

1
drivers/staging/rtl8192u/r8192U_core.c
View File

@ -2377,7 +2377,6 @@ static void rtl8192_init_priv_lock(struct r8192_priv *priv)
spin_lock_init(&priv->tx_lock);
spin_lock_init(&priv->irq_lock);
mutex_init(&priv->wx_mutex);
sema_init(&priv->rf_sem, 1);
mutex_init(&priv->mutex);
}