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Re: [PATCH 2/3] hw/display/qxl: Remove unneeded variable assignment


From: Laurent Vivier
Subject: Re: [PATCH 2/3] hw/display/qxl: Remove unneeded variable assignment
Date: Tue, 18 Feb 2020 20:15:45 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1

Le 15/02/2020 à 17:15, Philippe Mathieu-Daudé a écrit :
> Fix warning reported by Clang static code analyzer:
> 
>   hw/display/qxl.c:1634:14: warning: Value stored to 'orig_io_port' during 
> its initialization is never read
>       uint32_t orig_io_port = io_port;
>                ^~~~~~~~~~~~   ~~~~~~~
> 
> Reported-by: Clang Static Analyzer
> Signed-off-by: Philippe Mathieu-Daudé <address@hidden>
> ---
>  hw/display/qxl.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/hw/display/qxl.c b/hw/display/qxl.c
> index 64884da708..21a43a1d5e 100644
> --- a/hw/display/qxl.c
> +++ b/hw/display/qxl.c
> @@ -1631,7 +1631,7 @@ static void ioport_write(void *opaque, hwaddr addr,
>      PCIQXLDevice *d = opaque;
>      uint32_t io_port = addr;
>      qxl_async_io async = QXL_SYNC;
> -    uint32_t orig_io_port = io_port;
> +    uint32_t orig_io_port;
>  
>      if (d->guest_bug && io_port != QXL_IO_RESET) {
>          return;
> 

Applied to my trivial-patches branch.

Thanks,
Laurent



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