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Date: Mon, 9 Dec 2024 13:44:25 +0100
From: Christoph Hellwig <hch@lst.de>
To: kernel test robot <lkp@intel.com>
Cc: Keith Busch <kbusch@meta.com>, axboe@kernel.dk, hch@lst.de,
	linux-block@vger.kernel.org, linux-nvme@lists.infradead.org,
	linux-fsdevel@vger.kernel.org, io-uring@vger.kernel.org,
	llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
	sagi@grimberg.me, asml.silence@gmail.com, anuj20.g@samsung.com,
	joshi.k@samsung.com, Keith Busch <kbusch@kernel.org>
Subject: Re: [PATCHv12 11/12] nvme: register fdp parameters with the block
 layer
Message-ID: <20241209124425.GA14066@lst.de>
References: <20241206221801.790690-12-kbusch@meta.com> <202412071144.9uXFLnls-lkp@intel.com>
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User-Agent: Mutt/1.5.17 (2007-11-01)

On Mon, Dec 09, 2024 at 12:05:27PM +0800, kernel test robot wrote:
> >> drivers/nvme/host/core.c:2187:11: warning: variable 'i' is uninitialized when used here [-Wuninitialized]
>     2187 |         } while (i++ < fdp_idx);
>          |                  ^
>    drivers/nvme/host/core.c:2160:7: note: initialize the variable 'i' to silence this warning
>     2160 |         int i, n, ret;
>          |              ^
>          |               = 0
>    2 warnings generated.

Yeah, looks like this is uninitialized.  Did I mention I hate these
variable length log entries in nvme?  They've already been a major
pain in ANA before..