[2/4] drivers/acpi: use kasprintf

Commit Message

Andrew Morton April 27, 2010, 9:06 p.m. UTC

None

Patch

diff -puN drivers/acpi/video.c~drivers-acpi-use-kasprintf drivers/acpi/video.c
--- a/drivers/acpi/video.c~drivers-acpi-use-kasprintf
+++ a/drivers/acpi/video.c
@@ -1003,11 +1003,11 @@  static void acpi_video_device_find_cap(s
 		result = acpi_video_init_brightness(device);
 		if (result)
 			return;
-		name = kzalloc(MAX_NAME_LEN, GFP_KERNEL);
+		name = kasprintf(GFP_KERNEL, "acpi_video%d", count);
 		if (!name)
 			return;
+		count++;
 
-		sprintf(name, "acpi_video%d", count++);
 		memset(&props, 0, sizeof(struct backlight_properties));
 		props.max_brightness = device->brightness->count - 3;
 		device->backlight = backlight_device_register(name, NULL, device,
@@ -1063,10 +1063,10 @@  static void acpi_video_device_find_cap(s
 		if (device->cap._DCS && device->cap._DSS) {
 			static int count;
 			char *name;
-			name = kzalloc(MAX_NAME_LEN, GFP_KERNEL);
+			name = kasprintf(GFP_KERNEL, "acpi_video%d", count);
 			if (!name)
 				return;
-			sprintf(name, "acpi_video%d", count++);
+			count++;
 			device->output_dev = video_output_register(name,
 					NULL, device, &acpi_output_properties);
 			kfree(name);