linux-kernel - [RFC/PATCH 04/13] net: wl12xx: care for optional operations

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Message-Id: <1305321990-22041-5-git-send-email-balbi@ti.com>
Date:	Sat, 14 May 2011 00:26:21 +0300
From:	Felipe Balbi <balbi@...com>
To:	Luciano Coelho <coelho@...com>
Cc:	linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, Felipe Balbi <balbi@...com>
Subject: [RFC/PATCH 04/13] net: wl12xx: care for optional operations

->init and ->reset are optional - at least
sdio.c doesn't implement them - so allow those
pointers to be NULL.

Signed-off-by: Felipe Balbi <balbi@...com>
---
 drivers/net/wireless/wl12xx/io.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/wl12xx/io.c b/drivers/net/wireless/wl12xx/io.c
index d557f73..57bc646 100644
--- a/drivers/net/wireless/wl12xx/io.c
+++ b/drivers/net/wireless/wl12xx/io.c
@@ -117,12 +117,14 @@ EXPORT_SYMBOL_GPL(wl1271_set_partition);
 
 void wl1271_io_reset(struct wl1271 *wl)
 {
-	wl->if_ops->reset(wl);
+	if (wl->if_ops->reset)
+		wl->if_ops->reset(wl);
 }
 
 void wl1271_io_init(struct wl1271 *wl)
 {
-	wl->if_ops->init(wl);
+	if (wl->if_ops->init)
+		wl->if_ops->init(wl);
 }
 
 void wl1271_top_reg_write(struct wl1271 *wl, int addr, u16 val)
-- 
1.7.4.1.343.ga91df

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