Re: [PATCH] ide: Two fixes regarding memory allocation

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Friday 29 August 2008, Elias Oltmanns wrote:
> In function ide_devset_execute() we should use __GFP_WAIT rather than
> GFP_KERNEL. Also, the allocation cannot possibly fail at that point.
> More importantly, there is a potential memory leak in the device probing
> code. The infrastructure seems rather complex and I hope I haven't messed
> anything up by trying to fix this.
> 
> Signed-off-by: Elias Oltmanns <eo@xxxxxxxxxxxxxx>

thanks, applied

> @@ -972,12 +972,21 @@ static void ide_port_setup_devices(ide_hwif_t *hwif)
>  		if (ide_init_queue(drive)) {
>  			printk(KERN_ERR "ide: failed to init %s\n",
>  					drive->name);
> +			spin_lock_irq(&ide_lock);
> +			kfree(drive->id);
> +			drive->id = NULL;
> +			drive->dev_flags &= ~IDE_DFLAG_PRESENT;
> +			spin_unlock_irq(&ide_lock);
>  			continue;

ide_lock taking is superfluous here, I removed it while merging the patch
--
To unsubscribe from this list: send the line "unsubscribe linux-ide" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Linux Filesystems]     [Linux SCSI]     [Linux RAID]     [Git]     [Kernel Newbies]     [Linux Newbie]     [Security]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Samba]     [Device Mapper]

  Powered by Linux