[PATCH] tools: env: fw_env: Fix unused-result warning

[Tom Rini]

On Thu, Oct 13, 2022 at 05:41:21PM +0900, Jaehoon Chung wrote:

> Fix unused-result warning about fread.
> 
> tools/env/fw_env.c: In function ‘find_nvmem_device’:
> tools/env/fw_env.c:1751:3: warning: ignoring return value of ‘fread’, declared with attribute warn_unused_result [-Wunused-result]
>  1751 |   fread(buf, sizeof(buf), 1, fp);
>       |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> 
> Signed-off-by: Jaehoon Chung <jh80.chung at samsung.com>

Applied to u-boot/next, thanks!

-- 
Tom
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