Re: [PATCH] regmap: Fix 'ret' would return an uninitialized value

Geyslan Gregório Bem
2013-11-18T13:24:23Z

2013/11/18 Caizhiyong <caizhiyong@hisilicon.com>:
> From: Cai Zhiyong <caizhiyong@huawei.com>
> Date: Mon, 18 Nov 2013 20:21:49 +0800
> Subject: [PATCH] regmap: Fix 'ret' would return an uninitialized value
>
> This patch give a warning when calling regmap_register_patch with
> parameter num_regs <= 0.
>
> When the num_regs parameter is zero and krealloc doesn't fail,
> then the code would return an uninitialized value. However,
> calling this function with num_regs == 0, would be a waste as it
> essentially does nothing.
>
> Signed-off-by: Cai Zhiyong <caizhiyong@huawei.com>

Reviewed-by: Geyslan G. Bem <geyslan@gmail.com>