leds: leds-fsg: use devm_ioremap (aa2dcf9d) · Commits · 戴 / test

drivers/leds/leds-fsg.c

+5 −10

Original line number	Diff line number	Diff line
		@@ -20,8 +20,8 @@
		#include <linux/platform_device.h>
		#include <linux/leds.h>
		#include <linux/module.h>
		#include <linux/io.h>
		#include <mach/hardware.h>
		#include <asm/io.h>

		#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;
		}