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[SCSI] aacraid: Fix down_interruptible() to check the return value 

Instead of ignoring the return value in aac_fib_send() return 2 to
indicate to the layers above that fib transmission was aborted due to
timeout.

Signed-off-by: Mark Salyzyn <aacraid@adaptec.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Mark Salyzyn 2008-04-14 14:20:16 -04:00 committed by James Bottomley
parent 582df15327
commit e6990c6448
1 changed files with 5 additions and 3 deletions
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8
drivers/scsi/aacraid/commsup.c
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@ -515,10 +515,12 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size,
}
udelay(5);
}
} else
(void)down_interruptible(&fibptr->event_wait);
} else if (down_interruptible(&fibptr->event_wait) == 0) {
fibptr->done = 2;
up(&fibptr->event_wait);
}
spin_lock_irqsave(&fibptr->event_lock, flags);
if (fibptr->done == 0) {
if ((fibptr->done == 0) || (fibptr->done == 2)) {
fibptr->done = 2; /* Tell interrupt we aborted */
spin_unlock_irqrestore(&fibptr->event_lock, flags);
return -EINTR;