linux-kernel - [PATCH 1/2] staging: wlan-ng: introduce a macro read

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Message-Id: <1489410866-19639-2-git-send-email-gi-oh.kim@profitbricks.com>
Date:   Mon, 13 Mar 2017 14:14:25 +0100
From:   Gioh Kim <gi-oh.kim@...fitbricks.com>
To:     gregkh@...uxfoundation.org, sergio.paracuellos@...il.com
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        gurugio@...mail.net, Gioh Kim <gi-oh.kim@...fitbricks.com>
Subject: [PATCH 1/2] staging: wlan-ng: introduce a macro read_u16

read_u16 is wrapper of le16_to_cpu to read u16 variable,
rather than __le16.

Signed-off-by: Gioh Kim <gi-oh.kim@...fitbricks.com>
---
 drivers/staging/wlan-ng/prism2mgmt.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/staging/wlan-ng/prism2mgmt.h b/drivers/staging/wlan-ng/prism2mgmt.h
index 88b979f..97ede25 100644
--- a/drivers/staging/wlan-ng/prism2mgmt.h
+++ b/drivers/staging/wlan-ng/prism2mgmt.h
@@ -63,6 +63,9 @@
 extern int prism2_reset_holdtime;
 extern int prism2_reset_settletime;
 
+#define read_u16(x) ({ u32 __r = (u32)le16_to_cpu((__force __le16)(x)); \
+			__r; })
+
 u32 prism2sta_ifstate(struct wlandevice *wlandev, u32 ifstate);
 
 void prism2sta_ev_info(struct wlandevice *wlandev,
-- 
2.5.0