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Re: [Xen-devel] [PATCH 6/7] libxc: Fix misleading use of strncpy code in build_hvm_info()



On Fri, 2015-07-03 at 16:25 +0100, Ian Jackson wrote:
> Jennifer Herbert writes ("[Xen-devel] [PATCH 6/7] libxc: Fix misleading use 
> of strncpy code in build_hvm_info()"):
> > hvm_info->signature is not a string, but an 64 bit int, and is not
> > NULL terminated.  The use of strncpy to populate it is inappropriate and
> > potentially misleading.  A cursory glance might have you thinking someone
> > had miscounted the length of the string literal - not realising it was
> > intentionally cropping of the null termination.
> > Also, since we wish to initialise all of hvm_info->signature, and
> > certainly no more, the use of sizeof is safer.
> 
> Acked-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>

Applied.


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