On Wed, Aug 26, 2015 at 5:16 PM, Mike Frysinger <vapier@xxxxxxxxxx> wrote:
> On 26 Aug 2015 15:49, Kees Cook wrote:
>> --- a/libmount/src/mountP.h
>> +++ b/libmount/src/mountP.h
>> @@ -212,6 +212,8 @@ struct libmnt_table {
>> int comms; /* enable/disable comment parsing */
>> char *comm_intro; /* First comment in file */
>> char *comm_tail; /* Last comment in file */
>> + char *buf; /* Memory for reading lines */
>> + size_t buf_size; /* Size of line-reading buffer */
>
> just to be clear, this structure is zero-allocated right ? getline
> needs the first call to have buf==NULL in order for everything to
> fall into place.
It is, yes. See mnt_new_table()'s calloc usage.
-Kees
--
Kees Cook
Chrome OS Security
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