This is a note to let you know that I've just added the patch titled
scsi: hisi_sas: Fix warnings detected by sparse
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
scsi-hisi_sas-fix-warnings-detected-by-sparse.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit fc0c00b16c7087e7a4cec4835d29e7e36f449994
Author: Xingui Yang <yangxingui@xxxxxxxxxx>
Date: Mon May 15 10:41:21 2023 +0800
scsi: hisi_sas: Fix warnings detected by sparse
[ Upstream commit c0328cc595124579328462fc45d7a29a084cf357 ]
This patch fixes the following warning:
drivers/scsi/hisi_sas/hisi_sas_v3_hw.c:2168:43: sparse: sparse: restricted __le32 degrades to integer
Reported-by: kernel test robot <lkp@xxxxxxxxx>
Link: https://lore.kernel.org/oe-kbuild-all/202304161254.NztCVZIO-lkp@xxxxxxxxx/
Signed-off-by: Xingui Yang <yangxingui@xxxxxxxxxx>
Signed-off-by: Xiang Chen <chenxiang66@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/1684118481-95908-4-git-send-email-chenxiang66@xxxxxxxxxxxxx
Signed-off-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx>
Stable-dep-of: f5393a5602ca ("scsi: hisi_sas: Fix normally completed I/O analysed as failed")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
index 7204666c04076..d26b2c9b7c874 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
@@ -2156,6 +2156,7 @@ slot_err_v3_hw(struct hisi_hba *hisi_hba, struct sas_task *task,
u32 trans_tx_fail_type = le32_to_cpu(record->trans_tx_fail_type);
u16 sipc_rx_err_type = le16_to_cpu(record->sipc_rx_err_type);
u32 dw3 = le32_to_cpu(complete_hdr->dw3);
+ u32 dw0 = le32_to_cpu(complete_hdr->dw0);
switch (task->task_proto) {
case SAS_PROTOCOL_SSP:
@@ -2165,8 +2166,8 @@ slot_err_v3_hw(struct hisi_hba *hisi_hba, struct sas_task *task,
* but I/O information has been written to the host memory, we examine
* response IU.
*/
- if (!(complete_hdr->dw0 & CMPLT_HDR_RSPNS_GOOD_MSK) &&
- (complete_hdr->dw0 & CMPLT_HDR_RSPNS_XFRD_MSK))
+ if (!(dw0 & CMPLT_HDR_RSPNS_GOOD_MSK) &&
+ (dw0 & CMPLT_HDR_RSPNS_XFRD_MSK))
return false;
ts->residual = trans_tx_fail_type;
@@ -2182,7 +2183,7 @@ slot_err_v3_hw(struct hisi_hba *hisi_hba, struct sas_task *task,
case SAS_PROTOCOL_SATA:
case SAS_PROTOCOL_STP:
case SAS_PROTOCOL_SATA | SAS_PROTOCOL_STP:
- if ((complete_hdr->dw0 & CMPLT_HDR_RSPNS_XFRD_MSK) &&
+ if ((dw0 & CMPLT_HDR_RSPNS_XFRD_MSK) &&
(sipc_rx_err_type & RX_FIS_STATUS_ERR_MSK)) {
ts->stat = SAS_PROTO_RESPONSE;
} else if (dma_rx_err_type & RX_DATA_LEN_UNDERFLOW_MSK) {
