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;
}
}
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);
*/
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: