Re: [PATCH] maintenance: compare output of pthread functions for inequality with 0

> From: Seija <doremylover123@gmail.com>
> 
> The documentation for pthread_create and pthread_sigmask state that:
> 
> "On success, pthread_create() returns 0;
> on error, it returns an error number"
> 
> As such, we ought to check for an error
> by seeing if the output is not 0.
> 
> Checking for "less than" is a mistake
> as the error code numbers can be greater than 0.
> 
> Signed-off-by: Seija <doremylover123@gmail.com>
> ---
>      maintenance: compare output of pthread functions for inequality with 0
>      
>      The documentation for pthread_create and pthread_sigmask state that "On
>      success, pthread_create() returns 0; on error, it returns an error
>      number, and the contents of *thread are undefined."
>      
>      As such, we ought to check for an error by seeing if the output is not
>      0, rather than being less than 0, since nothing stops these functions
>      from returning a positive number.
>      
>      Signed-off by: Seija doremylover123@gmail.com