Re: [Qemu-devel] [PATCH] fix qemu_get_cpu(), should return NULL if CPU not found

["Andreas Färber" <afaerber@suse.de>]

Am 07.03.2013 19:12, schrieb Igor Mammedov:
> commit 55e5c2850 breaks CPU not found return value, and returns
> CPU corresponding to the last non NULL env.
> Fix it by returning CPU only if env is not NULL, otherwise CPU is
> not found and function should return NULL.
> 
> Signed-off-by: Igor Mammedov <imammedo@redhat.com>

D'oh, that was exactly the problem in ppc code I tried to fix by using
this function! ;-)

Thanks, applied to qom-cpu (with modified commit message):
https://github.com/afaerber/qemu-cpu/commits/qom-cpu

Pull coming up.

Andreas

> ---
>  exec.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/exec.c b/exec.c
> index 46a2830..0a96ddb 100644
> --- a/exec.c
> +++ b/exec.c
> @@ -260,7 +260,7 @@ CPUState *qemu_get_cpu(int index)
>          env = env->next_cpu;
>      }
>  
> -    return cpu;
> +    return env ? cpu : NULL;
>  }
>  
>  void cpu_exec_init(CPUArchState *env)
> 


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