[PATCH] m68k: NULL noise removal
Al Viro [Thu, 12 Jan 2006 09:06:34 +0000 (01:06 -0800)]
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Cc: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

arch/m68k/mac/iop.c
drivers/macintosh/adb-iop.c
drivers/macintosh/via-macii.c
drivers/macintosh/via-maciisi.c
drivers/macintosh/via-pmu68k.c
drivers/net/hplance.c
drivers/net/sun3lance.c
drivers/scsi/wd33c93.c
include/asm-m68k/floppy.h
include/asm-m68k/sun3xflop.h

index d889ba8..9179a37 100644 (file)
@@ -293,8 +293,8 @@ void __init iop_init(void)
        }
 
        for (i = 0 ; i < NUM_IOP_CHAN ; i++) {
-               iop_send_queue[IOP_NUM_SCC][i] = 0;
-               iop_send_queue[IOP_NUM_ISM][i] = 0;
+               iop_send_queue[IOP_NUM_SCC][i] = NULL;
+               iop_send_queue[IOP_NUM_ISM][i] = NULL;
                iop_listeners[IOP_NUM_SCC][i].devname = NULL;
                iop_listeners[IOP_NUM_SCC][i].handler = NULL;
                iop_listeners[IOP_NUM_ISM][i].devname = NULL;
index 71aeb91..d56d400 100644 (file)
@@ -239,7 +239,7 @@ static int adb_iop_write(struct adb_request *req)
 
        local_irq_save(flags);
 
-       req->next = 0;
+       req->next = NULL;
        req->sent = 0;
        req->complete = 0;
        req->reply_len = 0;
index e9a159a..2a2ffe0 100644 (file)
@@ -260,7 +260,7 @@ static int macii_write(struct adb_request *req)
                return -EINVAL;
        }
        
-       req->next = 0;
+       req->next = NULL;
        req->sent = 0;
        req->complete = 0;
        req->reply_len = 0;
@@ -295,7 +295,7 @@ static void macii_poll(void)
        unsigned long flags;
 
        local_irq_save(flags);
-       if (via[IFR] & SR_INT) macii_interrupt(0, 0, 0);
+       if (via[IFR] & SR_INT) macii_interrupt(0, NULL, NULL);
        local_irq_restore(flags);
 }
 
index ad271e7..0129fcc 100644 (file)
@@ -326,7 +326,7 @@ maciisi_write(struct adb_request* req)
                req->complete = 1;
                return -EINVAL;
        }
-       req->next = 0;
+       req->next = NULL;
        req->sent = 0;
        req->complete = 0;
        req->reply_len = 0;
@@ -421,7 +421,7 @@ maciisi_poll(void)
 
        local_irq_save(flags);
        if (via[IFR] & SR_INT) {
-               maciisi_interrupt(0, 0, 0);
+               maciisi_interrupt(0, NULL, NULL);
        }
        else /* avoid calling this function too quickly in a loop */
                udelay(ADB_DELAY);
index 6f80d76..f08e52f 100644 (file)
@@ -493,7 +493,7 @@ pmu_queue_request(struct adb_request *req)
                return -EINVAL;
        }
 
-       req->next = 0;
+       req->next = NULL;
        req->sent = 0;
        req->complete = 0;
        local_irq_save(flags);
@@ -717,7 +717,7 @@ pmu_handle_data(unsigned char *data, int len, struct pt_regs *regs)
                                printk(KERN_ERR "PMU: extra ADB reply\n");
                                return;
                        }
-                       req_awaiting_reply = 0;
+                       req_awaiting_reply = NULL;
                        if (len <= 2)
                                req->reply_len = 0;
                        else {
index 08703d6..d841063 100644 (file)
@@ -150,7 +150,7 @@ static void __init hplance_init(struct net_device *dev, struct dio_dev *d)
         lp->lance.name = (char*)d->name;                /* discards const, shut up gcc */
         lp->lance.base = va;
         lp->lance.init_block = (struct lance_init_block *)(va + HPLANCE_MEMOFF); /* CPU addr */
-        lp->lance.lance_init_block = 0;                 /* LANCE addr of same RAM */
+        lp->lance.lance_init_block = NULL;              /* LANCE addr of same RAM */
         lp->lance.busmaster_regval = LE_C3_BSWP;        /* we're bigendian */
         lp->lance.irq = d->ipl;
         lp->lance.writerap = hplance_writerap;
index 5c8fcd4..01bdb23 100644 (file)
@@ -389,7 +389,7 @@ static int __init lance_probe( struct net_device *dev)
        dev->stop = &lance_close;
        dev->get_stats = &lance_get_stats;
        dev->set_multicast_list = &set_multicast_list;
-       dev->set_mac_address = 0;
+       dev->set_mac_address = NULL;
 //     KLUDGE -- REMOVE ME
        set_bit(__LINK_STATE_PRESENT, &dev->state);
 
index fd63add..fb53eea 100644 (file)
@@ -465,7 +465,7 @@ wd33c93_execute(struct Scsi_Host *instance)
         */
 
        cmd = (struct scsi_cmnd *) hostdata->input_Q;
-       prev = 0;
+       prev = NULL;
        while (cmd) {
                if (!(hostdata->busy[cmd->device->id] & (1 << cmd->device->lun)))
                        break;
@@ -1569,7 +1569,7 @@ wd33c93_abort(struct scsi_cmnd * cmd)
  */
 
        tmp = (struct scsi_cmnd *) hostdata->input_Q;
-       prev = 0;
+       prev = NULL;
        while (tmp) {
                if (tmp == cmd) {
                        if (prev)
index c6e708d..63a05ed 100644 (file)
@@ -46,7 +46,7 @@ asmlinkage irqreturn_t floppy_hardint(int irq, void *dev_id,
 
 static int virtual_dma_count=0;
 static int virtual_dma_residue=0;
-static char *virtual_dma_addr=0;
+static char *virtual_dma_addr=NULL;
 static int virtual_dma_mode=0;
 static int doing_pdma=0;
 
index fda1ecc..98a9f79 100644 (file)
@@ -208,7 +208,7 @@ static int sun3xflop_request_irq(void)
 
        if(!once) {
                once = 1;
-               error = request_irq(FLOPPY_IRQ, sun3xflop_hardint, SA_INTERRUPT, "floppy", 0);
+               error = request_irq(FLOPPY_IRQ, sun3xflop_hardint, SA_INTERRUPT, "floppy", NULL);
                return ((error == 0) ? 0 : -1);
        } else return 0;
 }
@@ -238,7 +238,7 @@ static int sun3xflop_init(void)
        *sun3x_fdc.fcr_r = 0;
 
        /* Success... */
-       floppy_set_flags(0, 1, FD_BROKEN_DCL); // I don't know how to detect this.
+       floppy_set_flags(NULL, 1, FD_BROKEN_DCL); // I don't know how to detect this.
        allowed_drive_mask = 0x01;
        return (int) SUN3X_FDC;
 }