[PATCH] Prevent use of uninitialized file lock

[Sebastian Huber]

On 01/07/15 14:33, Corinna Vinschen wrote:
> Hi Sebastian,
>
> On Jul  1 09:26, Sebastian Huber wrote:
>> I am not sure if CHECK_INIT() is doing the right thing in case
>> _REENT_SMALL is defined.
> The call to _REENT_SMALL_CHECK_INIT will still be required, afaics.  The
> problem is that only the call to __sinit initializes the std{in,out,err}
> pointers so, without _REENT_SMALL_CHECK_INIT, fp will point into never
> never land.

Ok, I will send a second version.

>
> Btw., don't we have the same problem in libc/stdio/gets.c as well?

Probably yes. It seems a _REENT_SMALL_CHECK_INIT (ptr) is missing as 
well? I try to add this to the second version.

-- 
Sebastian Huber, embedded brains GmbH

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