On 11/01/17 at 07:32pm, Chao Fan wrote:
> There are two same variable "rc" in this function. One is in the
> circulation, the other is out of the circulation. The one out will never
> be used, so drop it.

You can send this clean up patch alone.

> 
> Signed-off-by: Chao Fan <[email protected]>
> ---
>  arch/x86/boot/compressed/kaslr.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/x86/boot/compressed/kaslr.c 
> b/arch/x86/boot/compressed/kaslr.c
> index fcd640fdeaed..aff184e19270 100644
> --- a/arch/x86/boot/compressed/kaslr.c
> +++ b/arch/x86/boot/compressed/kaslr.c
> @@ -211,7 +211,6 @@ static int parse_immovable_mem(char *p,
>  static void mem_avoid_memmap(char *str)
>  {
>       static int i;
> -     int rc;
>  
>       if (i >= MAX_MEMMAP_REGIONS)
>               return;
> @@ -290,7 +289,7 @@ static int handle_mem_memmap(void)
>               return 0;
>  
>       tmp_cmdline = malloc(len + 1);
> -     if (!tmp_cmdline )
> +     if (!tmp_cmdline)
>               error("Failed to allocate space for tmp_cmdline");
>  
>       memcpy(tmp_cmdline, args, len);
> @@ -436,7 +435,7 @@ static void mem_avoid_init(unsigned long input, unsigned 
> long input_size,
>       cmd_line |= boot_params->hdr.cmd_line_ptr;
>       /* Calculate size of cmd_line. */
>       ptr = (char *)(unsigned long)cmd_line;
> -     for (cmd_line_size = 0; ptr[cmd_line_size++]; )
> +     for (cmd_line_size = 0; ptr[cmd_line_size++];)
>               ;
>       mem_avoid[MEM_AVOID_CMDLINE].start = cmd_line;
>       mem_avoid[MEM_AVOID_CMDLINE].size = cmd_line_size;
> -- 
> 2.13.6
> 
> 
> 

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