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bh=TvioAWeIxSSIl9wCtF/pXYCI+u21pfzAVY3/7/ShKE8=; b=PcF2evvvCfH5a6NBMW4AOknxdJZPAxRlzaAMBE6J1u9KAQB1CysKLljV+FwIIHM6gfbwup0WXXEGOwAAsMmg/ZOZ/1R4QixKRZoWIAMhHcZmw3kSCf8e6LMrnhUUfph/HmytKkMjTt5I7zV6EYa1W7C6NtbgmvjJt+0aR1ytomI= X-Alimail-AntiSpam:AC=PASS;BC=-1|-1;BR=01201311R211e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018046060;MF=jefflexu@linux.alibaba.com;NM=1;PH=DS;RN=10;SR=0;TI=SMTPD_---0W51vfY7_1713781527; Received: from 30.221.150.42(mailfrom:jefflexu@linux.alibaba.com fp:SMTPD_---0W51vfY7_1713781527) by smtp.aliyun-inc.com; Mon, 22 Apr 2024 18:25:28 +0800 Message-ID: <8d751a33-af11-4aa8-8fad-cc24e825bde7@linux.alibaba.com> Date: Mon, 22 Apr 2024 18:25:26 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH -next v3 1/2] erofs: get rid of erofs_fs_context To: Baokun Li , linux-erofs@lists.ozlabs.org Cc: xiang@kernel.org, chao@kernel.org, huyue2@coolpad.com, viro@zeniv.linux.org.uk, brauner@kernel.org, linux-kernel@vger.kernel.org, yangerkun@huawei.com, houtao1@huawei.com References: <20240419123611.947084-1-libaokun1@huawei.com> <20240419123611.947084-2-libaokun1@huawei.com> Content-Language: en-US From: Jingbo Xu In-Reply-To: <20240419123611.947084-2-libaokun1@huawei.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 4/19/24 8:36 PM, Baokun Li wrote: > @@ -761,12 +747,15 @@ static void erofs_free_dev_context(struct erofs_dev_context *devs) > > static void erofs_fc_free(struct fs_context *fc) > { > - struct erofs_fs_context *ctx = fc->fs_private; > + struct erofs_sb_info *sbi = fc->s_fs_info; > + > + if (!sbi) > + return; This is the only difference comparing to the original code literally. Is there any chance that fc->s_fs_info can be NULL when erofs_fc_free() is called? Otherwise looks good to me. -- Thanks, Jingbo