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-rw-r--r--drivers/char/hvc_console.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/char/hvc_console.c b/drivers/char/hvc_console.c
index cc2cd46bedc6..a0a88aa23f5b 100644
--- a/drivers/char/hvc_console.c
+++ b/drivers/char/hvc_console.c
@@ -316,7 +316,7 @@ static int hvc_open(struct tty_struct *tty, struct file * filp)
316{ 316{
317 struct hvc_struct *hp; 317 struct hvc_struct *hp;
318 unsigned long flags; 318 unsigned long flags;
319 int irq = NO_IRQ; 319 int irq = 0;
320 int rc = 0; 320 int rc = 0;
321 struct kobject *kobjp; 321 struct kobject *kobjp;
322 322
@@ -338,14 +338,14 @@ static int hvc_open(struct tty_struct *tty, struct file * filp)
338 hp->tty = tty; 338 hp->tty = tty;
339 /* Save for request_irq outside of spin_lock. */ 339 /* Save for request_irq outside of spin_lock. */
340 irq = hp->irq; 340 irq = hp->irq;
341 if (irq != NO_IRQ) 341 if (irq)
342 hp->irq_requested = 1; 342 hp->irq_requested = 1;
343 343
344 kobjp = &hp->kobj; 344 kobjp = &hp->kobj;
345 345
346 spin_unlock_irqrestore(&hp->lock, flags); 346 spin_unlock_irqrestore(&hp->lock, flags);
347 /* check error, fallback to non-irq */ 347 /* check error, fallback to non-irq */
348 if (irq != NO_IRQ) 348 if (irq)
349 rc = request_irq(irq, hvc_handle_interrupt, IRQF_DISABLED, "hvc_console", hp); 349 rc = request_irq(irq, hvc_handle_interrupt, IRQF_DISABLED, "hvc_console", hp);
350 350
351 /* 351 /*
@@ -373,7 +373,7 @@ static void hvc_close(struct tty_struct *tty, struct file * filp)
373{ 373{
374 struct hvc_struct *hp; 374 struct hvc_struct *hp;
375 struct kobject *kobjp; 375 struct kobject *kobjp;
376 int irq = NO_IRQ; 376 int irq = 0;
377 unsigned long flags; 377 unsigned long flags;
378 378
379 if (tty_hung_up_p(filp)) 379 if (tty_hung_up_p(filp))
@@ -407,7 +407,7 @@ static void hvc_close(struct tty_struct *tty, struct file * filp)
407 */ 407 */
408 tty_wait_until_sent(tty, HVC_CLOSE_WAIT); 408 tty_wait_until_sent(tty, HVC_CLOSE_WAIT);
409 409
410 if (irq != NO_IRQ) 410 if (irq)
411 free_irq(irq, hp); 411 free_irq(irq, hp);
412 412
413 } else { 413 } else {
@@ -424,7 +424,7 @@ static void hvc_hangup(struct tty_struct *tty)
424{ 424{
425 struct hvc_struct *hp = tty->driver_data; 425 struct hvc_struct *hp = tty->driver_data;
426 unsigned long flags; 426 unsigned long flags;
427 int irq = NO_IRQ; 427 int irq = 0;
428 int temp_open_count; 428 int temp_open_count;
429 struct kobject *kobjp; 429 struct kobject *kobjp;
430 430
@@ -453,7 +453,7 @@ static void hvc_hangup(struct tty_struct *tty)
453 irq = hp->irq; 453 irq = hp->irq;
454 hp->irq_requested = 0; 454 hp->irq_requested = 0;
455 spin_unlock_irqrestore(&hp->lock, flags); 455 spin_unlock_irqrestore(&hp->lock, flags);
456 if (irq != NO_IRQ) 456 if (irq)
457 free_irq(irq, hp); 457 free_irq(irq, hp);
458 while(temp_open_count) { 458 while(temp_open_count) {
459 --temp_open_count; 459 --temp_open_count;
@@ -583,7 +583,7 @@ static int hvc_poll(struct hvc_struct *hp)
583 /* If we aren't interrupt driven and aren't throttled, we always 583 /* If we aren't interrupt driven and aren't throttled, we always
584 * request a reschedule 584 * request a reschedule
585 */ 585 */
586 if (hp->irq == NO_IRQ) 586 if (hp->irq == 0)
587 poll_mask |= HVC_POLL_READ; 587 poll_mask |= HVC_POLL_READ;
588 588
589 /* Read data if any */ 589 /* Read data if any */