On 8/28/15 3:11 PM, Steven Rostedt wrote:
I personally prefer counting the NUL. I've had issues in the past with
the strncpy_from_user() not counting it :-p
agreed. will respin with comment fixed. thank you much for review!
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On Fri, 28 Aug 2015 15:08:35 -0700
Alexei Starovoitov wrote:
> On 8/28/15 2:48 PM, Steven Rostedt wrote:
> >> * On success, returns the length of the string (not including the
> >> trailing
> >> >+ * NUL).
> > I think it includes the NUL.
>
> oops. yes. that was a copy paste from strncpy_from
On 8/28/15 2:48 PM, Steven Rostedt wrote:
* On success, returns the length of the string (not including the trailing
>+ * NUL).
I think it includes the NUL.
oops. yes. that was a copy paste from strncpy_from_user comment.
trace_kprobe usage wants NUL to be counted, so I intended to have it
c
On Fri, 28 Aug 2015 12:51:48 -0700
Alexei Starovoitov wrote:
> EXPORT_SYMBOL(strncpy_from_user);
> +
> +/**
> + * strncpy_from_unsafe: - Copy a NUL terminated string from unsafe address.
> + * @dst: Destination address, in kernel space. This buffer must be at
> + * least @count bytes
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