Re: [2.6 patch] drivers/scsi/dpt_i2o.c: remove dead code

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On Wed, Oct 11, 2006 at 03:51:40PM +0100, Alan Cox wrote:
> Ar Llu, 2006-10-09 am 01:16 +0200, ysgrifennodd Adrian Bunk:
> > The Coverity checker spotted this dead code introduced by
> > commit a07f353701acae77e023f6270e8af353b37af7c4.
> > 
> > Signed-off-by: Adrian Bunk <[email protected]>
> 
> Semi-NAK
> 
> Its not dead jim, its in the wrong location
> 
> >  	while ((pDev = pci_get_device( PCI_DPT_VENDOR_ID, PCI_ANY_ID, pDev))) {
> >  		if(pDev->device == PCI_DPT_DEVICE_ID ||
> >  		   pDev->device == PCI_DPT_RAPTOR_DEVICE_ID){
> >  			if(adpt_install_hba(sht, pDev) ){
> >  				PERROR("Could not Init an I2O RAID device\n");
> >  				PERROR("Will not try to detect others.\n");
> 
> ------------------------> pci_dev_put()
> 
> is needed there instead I think.
>...

The current code is:


        /* search for all Adatpec I2O RAID cards */
        while ((pDev = pci_get_device( PCI_DPT_VENDOR_ID, PCI_ANY_ID, pDev))) {
                if(pDev->device == PCI_DPT_DEVICE_ID ||
                   pDev->device == PCI_DPT_RAPTOR_DEVICE_ID){
                        if(adpt_install_hba(sht, pDev) ){
                                PERROR("Could not Init an I2O RAID device\n");
                                PERROR("Will not try to detect others.\n");
                                return hba_count-1;
                        }
                        pci_dev_get(pDev);
                }
        }
        if (pDev)
                pci_dev_put(pDev);


I don't see the point of the suggested place for the pci_dev_put()
since pci_dev_get() has never been executed in this case, or do I miss 
anything?


cu
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed

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