This is a note to let you know that I've just added the patch titled
scsi: qla2xxx: Fix set-but-not-used variable warnings
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-qla2xxx-fix-set-but-not-used-variable-warnings.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 77cb5fab9693ef29cb2bbc70d9c317932a257e6e
Author: Bart Van Assche <bvanassche@xxxxxxx>
Date: Mon Oct 31 15:48:18 2022 -0700
scsi: qla2xxx: Fix set-but-not-used variable warnings
[ Upstream commit 4fb2169d66b837a2986f569f5d5b81f79e6e4a4c ]
Fix the following two compiler warnings:
drivers/scsi/qla2xxx/qla_init.c: In function ‘qla24xx_async_abort_cmd’:
drivers/scsi/qla2xxx/qla_init.c:171:17: warning: variable ‘bail’ set but not used [-Wunused-but-set-variable]
171 | uint8_t bail;
| ^~~~
drivers/scsi/qla2xxx/qla_init.c: In function ‘qla2x00_async_tm_cmd’:
drivers/scsi/qla2xxx/qla_init.c:2023:17: warning: variable ‘bail’ set but not used [-Wunused-but-set-variable]
2023 | uint8_t bail;
| ^~~~
Cc: Arun Easi <arun.easi@xxxxxxxxxx>
Cc: Giridhar Malavali <giridhar.malavali@xxxxxxxxxx>
Fixes: feafb7b1714c ("[SCSI] qla2xxx: Fix vport delete issues")
Signed-off-by: Bart Van Assche <bvanassche@xxxxxxx>
Link: https://lore.kernel.org/r/20221031224818.2607882-1-bvanassche@xxxxxxx
Signed-off-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 51c7ce5f9792..307ffdfe048b 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -5117,17 +5117,17 @@ struct secure_flash_update_block_pk {
(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags) || \
test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))
-#define QLA_VHA_MARK_BUSY(__vha, __bail) do { \
- atomic_inc(&__vha->vref_count); \
- mb(); \
- if (__vha->flags.delete_progress) { \
- atomic_dec(&__vha->vref_count); \
- wake_up(&__vha->vref_waitq); \
- __bail = 1; \
- } else { \
- __bail = 0; \
- } \
-} while (0)
+static inline bool qla_vha_mark_busy(scsi_qla_host_t *vha)
+{
+ atomic_inc(&vha->vref_count);
+ mb();
+ if (vha->flags.delete_progress) {
+ atomic_dec(&vha->vref_count);
+ wake_up(&vha->vref_waitq);
+ return true;
+ }
+ return false;
+}
#define QLA_VHA_MARK_NOT_BUSY(__vha) do { \
atomic_dec(&__vha->vref_count); \
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index b81797a3ab61..46b3b31a41bd 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -168,7 +168,6 @@ int qla24xx_async_abort_cmd(srb_t *cmd_sp, bool wait)
struct srb_iocb *abt_iocb;
srb_t *sp;
int rval = QLA_FUNCTION_FAILED;
- uint8_t bail;
/* ref: INIT for ABTS command */
sp = qla2xxx_get_qpair_sp(cmd_sp->vha, cmd_sp->qpair, cmd_sp->fcport,
@@ -176,7 +175,7 @@ int qla24xx_async_abort_cmd(srb_t *cmd_sp, bool wait)
if (!sp)
return QLA_MEMORY_ALLOC_FAILED;
- QLA_VHA_MARK_BUSY(vha, bail);
+ qla_vha_mark_busy(vha);
abt_iocb = &sp->u.iocb_cmd;
sp->type = SRB_ABT_CMD;
sp->name = "abort";
@@ -2022,14 +2021,13 @@ qla2x00_async_tm_cmd(fc_port_t *fcport, uint32_t flags, uint32_t lun,
struct srb_iocb *tm_iocb;
srb_t *sp;
int rval = QLA_FUNCTION_FAILED;
- uint8_t bail;
/* ref: INIT */
sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
if (!sp)
goto done;
- QLA_VHA_MARK_BUSY(vha, bail);
+ qla_vha_mark_busy(vha);
sp->type = SRB_TM_CMD;
sp->name = "tmf";
qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha),
diff --git a/drivers/scsi/qla2xxx/qla_inline.h b/drivers/scsi/qla2xxx/qla_inline.h
index db17f7f410cd..5185dc5daf80 100644
--- a/drivers/scsi/qla2xxx/qla_inline.h
+++ b/drivers/scsi/qla2xxx/qla_inline.h
@@ -225,11 +225,9 @@ static inline srb_t *
qla2x00_get_sp(scsi_qla_host_t *vha, fc_port_t *fcport, gfp_t flag)
{
srb_t *sp = NULL;
- uint8_t bail;
struct qla_qpair *qpair;
- QLA_VHA_MARK_BUSY(vha, bail);
- if (unlikely(bail))
+ if (unlikely(qla_vha_mark_busy(vha)))
return NULL;
qpair = vha->hw->base_qpair;
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 00e97f0a07eb..05d827227d0b 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -5043,13 +5043,11 @@ struct qla_work_evt *
qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type)
{
struct qla_work_evt *e;
- uint8_t bail;
if (test_bit(UNLOADING, &vha->dpc_flags))
return NULL;
- QLA_VHA_MARK_BUSY(vha, bail);
- if (bail)
+ if (qla_vha_mark_busy(vha))
return NULL;
e = kzalloc(sizeof(struct qla_work_evt), GFP_ATOMIC);
