Re: [PATCH 03/11] ftrace: return error on failed modified text.

[Andrew Morton]

On Wed, 22 Oct 2008 14:43:16 -0400
Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:

> Return -1 on failed modified text.
> 

changelog fails to explain the reason for the change.

> +	if (__copy_to_user_inatomic((char __user *)ip, new_code,
> +				    MCOUNT_INSN_SIZE))
> +		return -1;

why not -EFAULT?


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