Linux SCSI subsystem development
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From: Bart Van Assche <bvanassche@acm.org>
To: peter.wang@mediatek.com, stanley.chu@mediatek.com,
	linux-scsi@vger.kernel.org, martin.petersen@oracle.com,
	avri.altman@wdc.com, alim.akhtar@samsung.com, jejb@linux.ibm.com
Cc: wsd_upstream@mediatek.com, linux-mediatek@lists.infradead.org,
	chun-hung.wu@mediatek.com, alice.chao@mediatek.com,
	cc.chou@mediatek.com, chaotian.jing@mediatek.com,
	jiajie.hao@mediatek.com, powen.kao@mediatek.com,
	qilin.tan@mediatek.com, lin.gui@mediatek.com, mikebi@micron.com,
	beanhuo@micron.com
Subject: Re: [PATCH v1] scsi: ufs: scsi_get_lba error fix by check cmd opcode
Date: Tue, 8 Mar 2022 14:11:39 -0800	[thread overview]
Message-ID: <4f464024-d114-dafb-8a0d-fa77c6fdd5d6@acm.org> (raw)
In-Reply-To: <20220307111752.10465-1-peter.wang@mediatek.com>

On 3/7/22 03:17, peter.wang@mediatek.com wrote:
> When ufs init without scmd->device->sector_size set,
> scsi_get_lba will get a wrong shift number and ubsan error.
> shift exponent 4294967286 is too large for 64-bit type
> 'sector_t' (aka 'unsigned long long')
> Call scsi_get_lba only when opcode is READ_10/WRITE_10/UNMAP.

Reviewed-by: Bart Van Assche <bvanassche@acm.org>

  parent reply	other threads:[~2022-03-08 22:11 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-07 11:17 [PATCH v1] scsi: ufs: scsi_get_lba error fix by check cmd opcode peter.wang
2022-03-07 17:52 ` Bart Van Assche
2022-03-08 11:24   ` Peter Wang
2022-03-08 22:11 ` Bart Van Assche [this message]
2022-03-09  3:52 ` Martin K. Petersen
2022-03-15  5:02 ` Martin K. Petersen

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