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Commit 956bc3ee authored by Jonathan Hsu's avatar Jonathan Hsu Committed by Greg Kroah-Hartman
Browse files

scsi: ufs: Fix illegal offset in UPIU event trace 

commit e8c2da7e329ce004fee748b921e4c765dc2fa338 upstream.

Fix incorrect index for UTMRD reference in ufshcd_add_tm_upiu_trace().

Link: https://lore.kernel.org/r/20210924085848.25500-1-jonathan.hsu@mediatek.com


Fixes: 4b42d557a8ad ("scsi: ufs: core: Fix wrong Task Tag used in task management request UPIUs")
Cc: stable@vger.kernel.org
Reviewed-by: default avatarStanley Chu <stanley.chu@mediatek.com>
Reviewed-by: default avatarBart Van Assche <bvanassche@acm.org>
Signed-off-by: default avatarJonathan Hsu <jonathan.hsu@mediatek.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 44d3c480

drivers/scsi/ufs/ufshcd.c

+1 −2
Original line number Diff line number Diff line
@@ -320,8 +320,7 @@ static void ufshcd_add_query_upiu_trace(struct ufs_hba *hba, unsigned int tag, 
static void ufshcd_add_tm_upiu_trace(struct ufs_hba *hba, unsigned int tag,

		const char *str)

{

	int off = (int)tag - hba->nutrs;

	struct utp_task_req_desc *descp = &hba->utmrdl_base_addr[off];

	struct utp_task_req_desc *descp = &hba->utmrdl_base_addr[tag];



	trace_ufshcd_upiu(dev_name(hba->dev), str, &descp->req_header,

			&descp->input_param1);