Re: [PATCH RESEND] x86: kernel/dumpstack.c simple_strtoul cleanup

From: Shuah Khan
Date: Mon May 14 2012 - 11:02:24 EST


On Sun, 2012-05-06 at 11:58 -0600, Shuah Khan wrote:
> Change kstack_setup() and code_bytes_setup() in kernel/dumpstack.c
> to call kstrtoul() instead of calling obsoleted simple_strtoul().
>
How about this patch? Are you not interested in this type of cleanup
patches? Looking for some feedback so I can spend my energies on
something that would be worth while :)

-- Shuah
>
> Signed-off-by: Shuah Khan <shuahkhan@xxxxxxxxx>
> ---
> arch/x86/kernel/dumpstack.c | 21 +++++++++++++++++++--
> 1 files changed, 19 insertions(+), 2 deletions(-)
>
> diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c
> index 1b81839..b154f6d 100644
> --- a/arch/x86/kernel/dumpstack.c
> +++ b/arch/x86/kernel/dumpstack.c
> @@ -311,16 +311,33 @@ void die(const char *str, struct pt_regs *regs, long err)
>
> static int __init kstack_setup(char *s)
> {
> + ssize_t ret;
> + unsigned long val;
> +
> if (!s)
> return -EINVAL;
> - kstack_depth_to_print = simple_strtoul(s, NULL, 0);
> +
> + ret = kstrtoul(s, 0, &val);
> + if (ret)
> + return ret;
> + kstack_depth_to_print = val;
> return 0;
> }
> early_param("kstack", kstack_setup);
>
> static int __init code_bytes_setup(char *s)
> {
> - code_bytes = simple_strtoul(s, NULL, 0);
> + ssize_t ret;
> + unsigned long val;
> +
> + if (!s)
> + return -EINVAL;
> +
> + ret = kstrtoul(s, 0, &val);
> + if (ret)
> + return ret;
> +
> + code_bytes = val;
> if (code_bytes > 8192)
> code_bytes = 8192;
>


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