Staging: emxx_udc: Remove custom printk macro ERR

This patch removes custom printk macro ERR.
All the calls to this macro were replaced by de_err and pr_err.
Signed-off-by: Haneen Mohammed <hamohammed.sa@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/emxx_udc/emxx_udc.h

@@ -642,6 +642,5 @@ union usb_reg_access {
 };
 
 /*-------------------------------------------------------------------------*/
-#define ERR(stuff...)		printk(KERN_ERR "udc: " stuff)
 
 #endif  /* _LINUX_EMXX_H */