From aa2dcf9dc150d4d077d8fa4a19f6e05196e9b9a5 Mon Sep 17 00:00:00 2001 From: Jingoo Han Date: Tue, 23 Oct 2012 05:19:41 -0700 Subject: [PATCH] leds: leds-fsg: use devm_ioremap The devm_ functions allocate memory that is released when a driver detaches. This patch uses devm_ioremap() for these functions. Signed-off-by: Jingoo Han Signed-off-by: Bryan Wu --- drivers/leds/leds-fsg.c | 15 +++++---------- 1 file changed, 5 insertions(+), 10 deletions(-) diff --git a/drivers/leds/leds-fsg.c b/drivers/leds/leds-fsg.c index b9053fa6e253..b4d5a44cc41b 100644 --- a/drivers/leds/leds-fsg.c +++ b/drivers/leds/leds-fsg.c @@ -20,8 +20,8 @@ #include #include #include +#include #include -#include #define FSG_LED_WLAN_BIT 0 #define FSG_LED_WAN_BIT 1 @@ -149,11 +149,10 @@ static int fsg_led_probe(struct platform_device *pdev) int ret; /* Map the LED chip select address space */ - latch_address = (unsigned short *) ioremap(IXP4XX_EXP_BUS_BASE(2), 512); - if (!latch_address) { - ret = -ENOMEM; - goto failremap; - } + latch_address = (unsigned short *) devm_ioremap(&pdev->dev, + IXP4XX_EXP_BUS_BASE(2), 512); + if (!latch_address) + return -ENOMEM; latch_value = 0xffff; *latch_address = latch_value; @@ -195,8 +194,6 @@ static int fsg_led_probe(struct platform_device *pdev) failwan: led_classdev_unregister(&fsg_wlan_led); failwlan: - iounmap(latch_address); - failremap: return ret; } @@ -210,8 +207,6 @@ static int fsg_led_remove(struct platform_device *pdev) led_classdev_unregister(&fsg_sync_led); led_classdev_unregister(&fsg_ring_led); - iounmap(latch_address); - return 0; } -- 2.39.5