Staging: asus_oled: fix sparse warnings about using plain integer as NULL pointer

Signed-off-by: Andre Haupt <andre@bitwigglers.org>
Cc: Jakub Schmidtke <sjakub@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/asus_oled/asus_oled.c b/drivers/staging/asus_oled/asus_oled.c
index 666a186e212b1de1c1f2fb8b64df15ffdac0cc81..7718230a90605f1643a447b5f3c41876f537243a 100644 (file)
--- a/drivers/staging/asus_oled/asus_oled.c
+++ b/drivers/staging/asus_oled/asus_oled.c
@@ -56,7 +56,7 @@ MODULE_AUTHOR("Jakub Schmidtke, sjakub@gmail.com");
 MODULE_DESCRIPTION("Asus OLED Driver v" ASUS_OLED_VERSION);
 MODULE_LICENSE("GPL");
 
-static struct class *oled_class = 0;
+static struct class *oled_class = NULL;
 static int oled_num = 0;
 
 static uint start_off = 0;
@@ -566,9 +566,9 @@ static int asus_oled_probe(struct usb_interface *interface, const struct usb_dev
        uint16_t dev_width = 0;
        oled_pack_mode_t pack_mode = PACK_MODE_LAST;
        const struct oled_dev_desc_str * dev_desc = oled_dev_desc_table;
-       const char *desc = 0;
+       const char *desc = NULL;
 
-       if (id == 0) {
+       if (!id) {
                // Even possible? Just to make sure...
                dev_err(&interface->dev, "No usb_device_id provided!\n");
                return -ENODEV;
@@ -611,7 +611,7 @@ static int asus_oled_probe(struct usb_interface *interface, const struct usb_dev
        odev->last_val = 0;
        odev->buf = NULL;
        odev->enabled = 1;
-       odev->dev = 0;
+       odev->dev = NULL;
 
        usb_set_intfdata (interface, odev);