> From: Jesper Juhl [mailto:[email protected]]
> This is the remaining misc drivers/ part of the big kfree
> cleanup patch.
>
> Remove pointless checks for NULL prior to calling kfree() in
> misc files in drivers/.
>
>
> --- linux-2.6.14-rc4-orig/drivers/block/cciss.c
> 2005-10-11 22:41:05.000000000 +0200
> +++ linux-2.6.14-rc4/drivers/block/cciss.c 2005-10-12
> 17:43:18.000000000 +0200
> @@ -1096,14 +1096,11 @@ static int cciss_ioctl(struct inode *ino
> cleanup1:
> if (buff) {
> for(i=0; i<sg_used; i++)
> - if(buff[i] != NULL)
> - kfree(buff[i]);
I'm not sure I agree that these are pointless checks. They're not in the
main code path so nothing is lost by checking first. What if the pointer
is NULL????
Anybody else?
mikem
> + kfree(buff[i]);
> kfree(buff);
> }
> - if (buff_size)
> - kfree(buff_size);
> - if (ioc)
> - kfree(ioc);
> + kfree(buff_size);
> + kfree(ioc);
> return(status);
> }
> default:
> @@ -3034,8 +3031,7 @@ static int __devinit cciss_init_one(stru
> return(1);
>
> clean4:
> - if(hba[i]->cmd_pool_bits)
> - kfree(hba[i]->cmd_pool_bits);
> + kfree(hba[i]->cmd_pool_bits);
> if(hba[i]->cmd_pool)
> pci_free_consistent(hba[i]->pdev,
> NR_CMDS * sizeof(CommandList_struct),
-
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