On Wed, 2015-11-25 at 19:41 +0800, Ching Huang wrote:
> From: Ching Huang <ching2048@xxxxxxxxxxxx>
>
> Releasing allocated resource if get configuration data failed.
>
> Signed-of-by: Ching Huang <ching2048@xxxxxxxxxxxx>
>
> ---
>
> diff -uprN a/drivers/scsi/arcmsr/arcmsr_hba.c
> b/drivers/scsi/arcmsr/arcmsr_hba.c
> --- a/drivers/scsi/arcmsr/arcmsr_hba.c 2015-11-24 11:35:26.000000000
> +0800
> +++ b/drivers/scsi/arcmsr/arcmsr_hba.c 2015-11-25 19:04:44.590970000
> +0800
> @@ -2664,7 +2664,7 @@ static bool arcmsr_hbaB_get_config(struc
> if (!arcmsr_hbaB_wait_msgint_ready(acb)) {
> printk(KERN_NOTICE "arcmsr%d: wait 'get adapter firmware \
> miscellaneous data' timeout \n", acb->host-
> >host_no);
> - return false;
> + goto err_free_dma;
> }
> count = 8;
> while (count){
> @@ -2707,6 +2707,10 @@ static bool arcmsr_hbaB_get_config(struc
> acb->firm_cfg_version = readl(®-
> >message_rwbuffer[25]); /*firm_cfg_version,25,100-103*/
> /*firm_ide_channels,4,16-19*/
> return true;
> +err_free_dma:
> + dma_free_coherent(&acb->pdev->dev, acb->roundup_ccbsize,
> + acb->dma_coherent2, acb->dma_coherent_handle2);
> + return false;
> }
>
> static bool arcmsr_hbaC_get_config(struct AdapterControlBlock *pACB)
>
>
Reviewed-by: Johannes Thumshirn <jthumshirn@xxxxxxx>
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