diff options
Diffstat (limited to 'drivers/scsi/aha152x.c')
| -rw-r--r-- | drivers/scsi/aha152x.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/drivers/scsi/aha152x.c b/drivers/scsi/aha152x.c index 6ccdc96cc48..f5215fd4b73 100644 --- a/drivers/scsi/aha152x.c +++ b/drivers/scsi/aha152x.c @@ -994,13 +994,13 @@ static int aha152x_internal_queue(Scsi_Cmnd *SCpnt, struct completion *complete, SCpnt->SCp.sent_command = 0; if(SCpnt->SCp.phase & (resetting|check_condition)) { - if(SCpnt->host_scribble==0 || SCSEM(SCpnt) || SCNEXT(SCpnt)) { + if (!SCpnt->host_scribble || SCSEM(SCpnt) || SCNEXT(SCpnt)) { printk(ERR_LEAD "cannot reuse command\n", CMDINFO(SCpnt)); return FAILED; } } else { SCpnt->host_scribble = kmalloc(sizeof(struct aha152x_scdata), GFP_ATOMIC); - if(SCpnt->host_scribble==0) { + if(!SCpnt->host_scribble) { printk(ERR_LEAD "allocation failed\n", CMDINFO(SCpnt)); return FAILED; } @@ -1162,7 +1162,7 @@ static int aha152x_device_reset(Scsi_Cmnd * SCpnt) } DO_LOCK(flags); - issued = remove_SC(&ISSUE_SC, SCpnt)==0; + issued = remove_SC(&ISSUE_SC, SCpnt) == NULL; disconnected = issued && remove_SC(&DISCONNECTED_SC, SCpnt); DO_UNLOCK(flags); @@ -1432,15 +1432,10 @@ static void run(struct work_struct *work) */ static irqreturn_t intr(int irqno, void *dev_id) { - struct Scsi_Host *shpnt = (struct Scsi_Host *)dev_id; + struct Scsi_Host *shpnt = dev_id; unsigned long flags; unsigned char rev, dmacntrl0; - if (!shpnt) { - printk(KERN_ERR "aha152x: catched interrupt %d for unknown controller.\n", irqno); - return IRQ_NONE; - } - /* * Read a couple of registers that are known to not be all 1's. If * we read all 1's (-1), that means that either: |