diff options
Diffstat (limited to 'drivers/char/riscom8.c')
| -rw-r--r-- | drivers/char/riscom8.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/char/riscom8.c b/drivers/char/riscom8.c index be68cfb0ae6..5ab32b38f45 100644 --- a/drivers/char/riscom8.c +++ b/drivers/char/riscom8.c @@ -559,11 +559,10 @@ static irqreturn_t rc_interrupt(int irq, void * dev_id) int handled = 0; bp = IRQ_to_board[irq]; - - if (!bp || !(bp->flags & RC_BOARD_ACTIVE)) { + + if (!(bp->flags & RC_BOARD_ACTIVE)) return IRQ_NONE; - } - + while ((++loop < 16) && ((status = ~(rc_in(bp, RC_BSR))) & (RC_BSR_TOUT | RC_BSR_TINT | RC_BSR_MINT | RC_BSR_RINT))) { |