[PATCH] safe_serial: use preprocessor directive for error

Use valid #preprocessor instruction to generate an error.
Signed-off-by: NRandy Dunlap <rdunlap@xenotime.net>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
 drivers/usb/serial/safe_serial.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

drivers/usb/serial/safe_serial.c

@@ -92,7 +92,7 @@ MODULE_DESCRIPTION (DRIVER_DESC);
 MODULE_LICENSE("GPL");
 
 #if defined(CONFIG_USBD_SAFE_SERIAL_VENDOR) && !defined(CONFIG_USBD_SAFE_SERIAL_PRODUCT)
-#abort "SAFE_SERIAL_VENDOR defined without SAFE_SERIAL_PRODUCT"
+#error "SAFE_SERIAL_VENDOR defined without SAFE_SERIAL_PRODUCT"
 #endif
 
 #if ! defined(CONFIG_USBD_SAFE_SERIAL_VENDOR)