From: Quytelda Kahja <quytelda@tamalin.org>
Date: Tue, 20 Feb 2018 06:35:37 +0000 (-0800)
Subject: Staging: ks7010: hostif: Convert SME queue macros to real functions.
X-Git-Tag: v4.17-rc1~124^2~378
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=e4281f385b28d716493f6666db13e61849d6f798;p=thirdparty%2Flinux.git

Staging: ks7010: hostif: Convert SME queue macros to real functions.

Convert the unsafe macros into inline functions.

Signed-off-by: Quytelda Kahja <quytelda@tamalin.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/ks7010/ks_hostif.c b/drivers/staging/ks7010/ks_hostif.c
index 975dbbb3abd08..f554477fe6bcb 100644
--- a/drivers/staging/ks7010/ks_hostif.c
+++ b/drivers/staging/ks7010/ks_hostif.c
@@ -21,13 +21,22 @@
 /* Include Wireless Extension definition and check version */
 #include <net/iw_handler.h>	/* New driver API */
 
-/* macro */
-#define inc_smeqhead(priv) \
-	(priv->sme_i.qhead = (priv->sme_i.qhead + 1) % SME_EVENT_BUFF_SIZE)
-#define inc_smeqtail(priv) \
-	(priv->sme_i.qtail = (priv->sme_i.qtail + 1) % SME_EVENT_BUFF_SIZE)
-#define cnt_smeqbody(priv) \
-	(((priv->sme_i.qtail + SME_EVENT_BUFF_SIZE) - (priv->sme_i.qhead)) % SME_EVENT_BUFF_SIZE)
+static inline void inc_smeqhead(struct ks_wlan_private *priv)
+{
+	priv->sme_i.qhead = (priv->sme_i.qhead + 1) % SME_EVENT_BUFF_SIZE;
+}
+
+static inline void inc_smeqtail(struct ks_wlan_private *priv)
+{
+	priv->sme_i.qtail = (priv->sme_i.qtail + 1) % SME_EVENT_BUFF_SIZE;
+}
+
+static inline unsigned int cnt_smeqbody(struct ks_wlan_private *priv)
+{
+	unsigned int sme_cnt = priv->sme_i.qtail - priv->sme_i.qhead;
+
+	return (sme_cnt + SME_EVENT_BUFF_SIZE) % SME_EVENT_BUFF_SIZE;
+}
 
 #define KS_WLAN_MEM_FLAG (GFP_ATOMIC)