Blackfin arch: clean up sports header file

Remove redundancy of the name err_irq

Signed-off-by: Mike Frysinger <[e-mail]>
Signed-off-by: Bryan Wu <[e-mail]>

arch/blackfin/include/asm/bfin_sport.h

···
 	int tx_len;
 	int tx_sent;
 
-	int sport_err_irq;
+	int err_irq;
 
 	struct mutex mutex;	/* mutual exclusion semaphore */
 	struct task_struct *task;