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[PATCH] More BUG_ON conversion

Browse source 
Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Bartlomiej Zolnierkiewicz <B.Zolnierkiewicz@elka.pw.edu.pl>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: James Bottomley <James.Bottomley@steeleye.com>
Acked-by: "Salyzyn, Mark" <mark_salyzyn@adaptec.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Eric Sesterhenn 2006-06-23 02:06:06 -07:00 committed by Linus Torvalds
parent 78ce89c92b
commit 125e18745f
18 changed files with 34 additions and 65 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
arch/frv/kernel/setup.c
View file

@ -814,7 +814,7 @@ void __init setup_arch(char **cmdline_p)
* - by now the stack is part of the init task */
printk("Memory %08lx-%08lx\n", memory_start, memory_end);
if (memory_start == memory_end) BUG();
BUG_ON(memory_start == memory_end);
init_mm.start_code = (unsigned long) &_stext;
init_mm.end_code = (unsigned long) &_etext;

3
drivers/ide/ide-cd.c
View file

@ -1725,8 +1725,7 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
}
}
if (HWGROUP(drive)->handler != NULL)
BUG();
BUG_ON(HWGROUP(drive)->handler != NULL);
ide_set_handler(drive, cdrom_newpc_intr, rq->timeout, NULL);
return ide_started;

6
drivers/ide/ide-dma.c
View file

@ -206,8 +206,7 @@ int ide_build_sglist(ide_drive_t *drive, struct request *rq)
ide_hwif_t *hwif = HWIF(drive);
struct scatterlist *sg = hwif->sg_table;
if ((rq->flags & REQ_DRIVE_TASKFILE) && rq->nr_sectors > 256)
BUG();
BUG_ON((rq->flags & REQ_DRIVE_TASKFILE) && rq->nr_sectors > 256);
ide_map_sg(drive, rq);
@ -947,8 +946,7 @@ void ide_setup_dma (ide_hwif_t *hwif, unsigned long dma_base, unsigned int num_p
}
printk("\n");
if (!(hwif->dma_master))
BUG();
BUG_ON(!hwif->dma_master);
}
EXPORT_SYMBOL_GPL(ide_setup_dma);

12
drivers/ide/ide-floppy.c
View file

@ -898,8 +898,7 @@ static ide_startstop_t idefloppy_pc_intr (ide_drive_t *drive)
"to send us more data than expected "
"- discarding data\n");
idefloppy_discard_data(drive,bcount.all);
if (HWGROUP(drive)->handler != NULL)
BUG();
BUG_ON(HWGROUP(drive)->handler != NULL);
ide_set_handler(drive,
&idefloppy_pc_intr,
IDEFLOPPY_WAIT_CMD,
@ -932,8 +931,7 @@ static ide_startstop_t idefloppy_pc_intr (ide_drive_t *drive)
pc->actually_transferred += bcount.all;
pc->current_position += bcount.all;
if (HWGROUP(drive)->handler != NULL)
BUG();
BUG_ON(HWGROUP(drive)->handler != NULL);
ide_set_handler(drive, &idefloppy_pc_intr, IDEFLOPPY_WAIT_CMD, NULL); /* And set the interrupt handler again */
return ide_started;
}
@ -960,8 +958,7 @@ static ide_startstop_t idefloppy_transfer_pc (ide_drive_t *drive)
"issuing a packet command\n");
return ide_do_reset(drive);
}
if (HWGROUP(drive)->handler != NULL)
BUG();
BUG_ON(HWGROUP(drive)->handler != NULL);
/* Set the interrupt routine */
ide_set_handler(drive, &idefloppy_pc_intr, IDEFLOPPY_WAIT_CMD, NULL);
/* Send the actual packet */
@ -1017,8 +1014,7 @@ static ide_startstop_t idefloppy_transfer_pc1 (ide_drive_t *drive)
* 40 and 50msec work well. idefloppy_pc_intr will not be actually
* used until after the packet is moved in about 50 msec.
*/
if (HWGROUP(drive)->handler != NULL)
BUG();
BUG_ON(HWGROUP(drive)->handler != NULL);
ide_set_handler(drive,
&idefloppy_pc_intr, /* service routine for packet command */
floppy->ticks, /* wait this long before "failing" */

12
drivers/ide/ide-iops.c
View file

@ -939,8 +939,7 @@ void ide_execute_command(ide_drive_t *drive, task_ioreg_t cmd, ide_handler_t *ha
spin_lock_irqsave(&ide_lock, flags);
if(hwgroup->handler)
BUG();
BUG_ON(hwgroup->handler);
hwgroup->handler = handler;
hwgroup->expiry = expiry;
hwgroup->timer.expires = jiffies + timeout;
@ -981,8 +980,7 @@ static ide_startstop_t atapi_reset_pollfunc (ide_drive_t *drive)
printk("%s: ATAPI reset complete\n", drive->name);
} else {
if (time_before(jiffies, hwgroup->poll_timeout)) {
if (HWGROUP(drive)->handler != NULL)
BUG();
BUG_ON(HWGROUP(drive)->handler != NULL);
ide_set_handler(drive, &atapi_reset_pollfunc, HZ/20, NULL);
/* continue polling */
return ide_started;
@ -1021,8 +1019,7 @@ static ide_startstop_t reset_pollfunc (ide_drive_t *drive)
if (!OK_STAT(tmp = hwif->INB(IDE_STATUS_REG), 0, BUSY_STAT)) {
if (time_before(jiffies, hwgroup->poll_timeout)) {
if (HWGROUP(drive)->handler != NULL)
BUG();
BUG_ON(HWGROUP(drive)->handler != NULL);
ide_set_handler(drive, &reset_pollfunc, HZ/20, NULL);
/* continue polling */
return ide_started;
@ -1138,8 +1135,7 @@ static ide_startstop_t do_reset1 (ide_drive_t *drive, int do_not_try_atapi)
hwgroup = HWGROUP(drive);
/* We must not reset with running handlers */
if(hwgroup->handler != NULL)
BUG();
BUG_ON(hwgroup->handler != NULL);
/* For an ATAPI device, first try an ATAPI SRST. */
if (drive->media != ide_disk && !do_not_try_atapi) {

3
drivers/ide/ide-lib.c
View file

@ -164,8 +164,7 @@ u8 ide_rate_filter (u8 mode, u8 speed)
// printk("%s: mode 0x%02x, speed 0x%02x\n", __FUNCTION__, mode, speed);
/* So that we remember to update this if new modes appear */
if (mode > 4)
BUG();
BUG_ON(mode > 4);
return min(speed, speed_max[mode]);
#else /* !CONFIG_BLK_DEV_IDEDMA */
return min(speed, (u8)XFER_PIO_4);

3
drivers/ide/ide-taskfile.c
View file

@ -196,8 +196,7 @@ ide_startstop_t set_geometry_intr (ide_drive_t *drive)
if (stat & (ERR_STAT|DRQ_STAT))
return ide_error(drive, "set_geometry_intr", stat);
if (HWGROUP(drive)->handler != NULL)
BUG();
BUG_ON(HWGROUP(drive)->handler != NULL);
ide_set_handler(drive, &set_geometry_intr, WAIT_WORSTCASE, NULL);
return ide_started;
}

3
drivers/ide/ide.c
View file

@ -1367,8 +1367,7 @@ int generic_ide_ioctl(ide_drive_t *drive, struct file *file, struct block_device
ide_abort(drive, "drive reset");
if(HWGROUP(drive)->handler)
BUG();
BUG_ON(HWGROUP(drive)->handler);
/* Ensure nothing gets queued after we
drop the lock. Reset will clear the busy */

3
drivers/ide/pci/trm290.c
View file

@ -183,8 +183,7 @@ static void trm290_ide_dma_exec_cmd(ide_drive_t *drive, u8 command)
{
ide_hwif_t *hwif = HWIF(drive);
if (HWGROUP(drive)->handler != NULL) /* paranoia check */
BUG();
BUG_ON(HWGROUP(drive)->handler != NULL); /* paranoia check */
ide_set_handler(drive, &ide_dma_intr, WAIT_CMD, NULL);
/* issue cmd to drive */
hwif->OUTB(command, IDE_COMMAND_REG);

6
drivers/scsi/53c700.h
View file

@ -474,8 +474,7 @@ NCR_700_readl(struct Scsi_Host *host, __u32 reg)
ioread32(hostdata->base + reg);
#if 1
/* sanity check the register */
if((reg & 0x3) != 0)
BUG();
BUG_ON((reg & 0x3) != 0);
#endif
return value;
@ -498,8 +497,7 @@ NCR_700_writel(__u32 value, struct Scsi_Host *host, __u32 reg)
#if 1
/* sanity check the register */
if((reg & 0x3) != 0)
BUG();
BUG_ON((reg & 0x3) != 0);
#endif
bEBus ? iowrite32be(value, hostdata->base + reg):

15
drivers/scsi/aacraid/aachba.c
View file

@ -396,8 +396,7 @@ static void get_container_name_callback(void *context, struct fib * fibptr)
scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL;
dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies));
if (fibptr == NULL)
BUG();
BUG_ON(fibptr == NULL);
get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr);
/* Failure is irrelevant, using default value instead */
@ -956,8 +955,7 @@ static void io_callback(void *context, struct fib * fibptr)
smp_processor_id(), (unsigned long long)lba, jiffies);
}
if (fibptr == NULL)
BUG();
BUG_ON(fibptr == NULL);
if(scsicmd->use_sg)
pci_unmap_sg(dev->pdev,
@ -1092,8 +1090,7 @@ static int aac_read(struct scsi_cmnd * scsicmd, int cid)
aac_build_sgraw(scsicmd, &readcmd->sg);
fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw));
if (fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr)))
BUG();
BUG_ON(fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr)));
/*
* Now send the Fib to the adapter
*/
@ -1261,8 +1258,7 @@ static int aac_write(struct scsi_cmnd * scsicmd, int cid)
aac_build_sgraw(scsicmd, &writecmd->sg);
fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw));
if (fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr)))
BUG();
BUG_ON(fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr)));
/*
* Now send the Fib to the adapter
*/
@ -1904,8 +1900,7 @@ static void aac_srb_callback(void *context, struct fib * fibptr)
scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL;
dev = (struct aac_dev *)scsicmd->device->host->hostdata;
if (fibptr == NULL)
BUG();
BUG_ON(fibptr == NULL);
srbreply = (struct aac_srb_reply *) fib_data(fibptr);

6
drivers/scsi/aacraid/commsup.c
View file

@ -229,8 +229,7 @@ void aac_fib_init(struct fib *fibptr)
static void fib_dealloc(struct fib * fibptr)
{
struct hw_fib *hw_fib = fibptr->hw_fib;
if(hw_fib->header.StructType != FIB_MAGIC)
BUG();
BUG_ON(hw_fib->header.StructType != FIB_MAGIC);
hw_fib->header.XferState = 0;
}
@ -530,8 +529,7 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size,
}
} else
down(&fibptr->event_wait);
if(fibptr->done == 0)
BUG();
BUG_ON(fibptr->done == 0);
if((fibptr->flags & FIB_CONTEXT_FLAG_TIMED_OUT)){
return -ETIMEDOUT;

6
drivers/scsi/arm/queue.c
View file

@ -118,8 +118,7 @@ int __queue_add(Queue_t *queue, Scsi_Cmnd *SCpnt, int head)
list_del(l);
q = list_entry(l, QE_t, list);
if (BAD_MAGIC(q, QUEUE_MAGIC_FREE))
BUG();
BUG_ON(BAD_MAGIC(q, QUEUE_MAGIC_FREE));
SET_MAGIC(q, QUEUE_MAGIC_USED);
q->SCpnt = SCpnt;
@ -144,8 +143,7 @@ static Scsi_Cmnd *__queue_remove(Queue_t *queue, struct list_head *ent)
*/
list_del(ent);
q = list_entry(ent, QE_t, list);
if (BAD_MAGIC(q, QUEUE_MAGIC_USED))
BUG();
BUG_ON(BAD_MAGIC(q, QUEUE_MAGIC_USED));
SET_MAGIC(q, QUEUE_MAGIC_FREE);
list_add(ent, &queue->free);

3
drivers/scsi/ibmmca.c
View file

@ -2241,8 +2241,7 @@ static int __ibmmca_host_reset(Scsi_Cmnd * cmd)
int host_index;
unsigned long imm_command;
if (cmd == NULL)
BUG();
BUG_ON(cmd == NULL);
ticks = IM_RESET_DELAY * HZ;
shpnt = cmd->device->host;

6
drivers/scsi/ide-scsi.c
View file

@ -600,8 +600,7 @@ static ide_startstop_t idescsi_transfer_pc(ide_drive_t *drive)
"issuing a packet command\n");
return ide_do_reset (drive);
}
if (HWGROUP(drive)->handler != NULL)
BUG();
BUG_ON(HWGROUP(drive)->handler != NULL);
/* Set the interrupt routine */
ide_set_handler(drive, &idescsi_pc_intr, get_timeout(pc), idescsi_expiry);
/* Send the actual packet */
@ -691,8 +690,7 @@ static ide_startstop_t idescsi_issue_pc (ide_drive_t *drive, idescsi_pc_t *pc)
set_bit(PC_DMA_OK, &pc->flags);
if (test_bit(IDESCSI_DRQ_INTERRUPT, &scsi->flags)) {
if (HWGROUP(drive)->handler != NULL)
BUG();
BUG_ON(HWGROUP(drive)->handler != NULL);
ide_set_handler(drive, &idescsi_transfer_pc,
get_timeout(pc), idescsi_expiry);
/* Issue the packet command */

2
drivers/scsi/megaraid.c
View file

@ -1828,7 +1828,7 @@ mega_build_sglist(adapter_t *adapter, scb_t *scb, u32 *buf, u32 *len)
scb->dma_type = MEGA_SGLIST;
if( sgcnt > adapter->sglen ) BUG();
BUG_ON(sgcnt > adapter->sglen);
*len = 0;

5
kernel/exit.c
View file

@ -579,7 +579,7 @@ static void exit_mm(struct task_struct * tsk)
down_read(&mm->mmap_sem);
}
atomic_inc(&mm->mm_count);
if (mm != tsk->active_mm) BUG();
BUG_ON(mm != tsk->active_mm);
/* more a memory barrier than a real lock */
task_lock(tsk);
tsk->mm = NULL;
@ -1530,8 +1530,7 @@ check_continued:
if (options & __WNOTHREAD)
break;
tsk = next_thread(tsk);
if (tsk->signal != current->signal)
BUG();
BUG_ON(tsk->signal != current->signal);
} while (tsk != current);
read_unlock(&tasklist_lock);

3
mm/pdflush.c
View file

@ -202,8 +202,7 @@ int pdflush_operation(void (*fn)(unsigned long), unsigned long arg0)
unsigned long flags;
int ret = 0;
if (fn == NULL)
BUG(); /* Hard to diagnose if it's deferred */
BUG_ON(fn == NULL); /* Hard to diagnose if it's deferred */
spin_lock_irqsave(&pdflush_lock, flags);
if (list_empty(&pdflush_list)) {