On 08/02/2022 17:25, Bart Van Assche wrote:
This patch fixes the following compiler warning:
drivers/scsi/mvsas/mv_init.c: In function ‘mvs_pci_init’:
drivers/scsi/mvsas/mv_init.c:497:30: warning: variable ‘mpi’ set but not used [-Wunused-but-set-variable]
497 | struct mvs_prv_info *mpi;
| ^~~
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@xxxxxxx>
Signed-off-by: Bart Van Assche <bvanassche@xxxxxxx>
Regardless of a somewhat useful comment, below (2nd), feel free to add:
Reviewed-by: John Garry <john.garry@xxxxxxxxxx>
---
drivers/scsi/mvsas/mv_init.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/mvsas/mv_init.c b/drivers/scsi/mvsas/mv_init.c
index dcae2d4464f9..d82b3129119a 100644
--- a/drivers/scsi/mvsas/mv_init.c
+++ b/drivers/scsi/mvsas/mv_init.c
@@ -494,7 +494,6 @@ static int mvs_pci_init(struct pci_dev *pdev, const struct pci_device_id *ent)
{
unsigned int rc, nhost = 0;
struct mvs_info *mvi;
- struct mvs_prv_info *mpi;
irq_handler_t irq_handler = mvs_interrupt;
struct Scsi_Host *shost = NULL;
const struct mvs_chip_info *chip;
@@ -559,10 +558,14 @@ static int mvs_pci_init(struct pci_dev *pdev, const struct pci_device_id *ent)
}
nhost++;
} while (nhost < chip->n_host);
- mpi = (struct mvs_prv_info *)(SHOST_TO_SAS_HA(shost)->lldd_ha);
#ifdef CONFIG_SCSI_MVSAS_TASKLET
I really doubt the value such config options
+ {
+ struct mvs_prv_info *mpi;
+
+ mpi = (struct mvs_prv_info *)(SHOST_TO_SAS_HA(shost)->lldd_ha);
nit: I don't think that we require the cast to struct mvs_prv_info *
tasklet_init(&(mpi->mv_tasklet), mvs_tasklet,
(unsigned long)SHOST_TO_SAS_HA(shost));
+ }
#endif
mvs_post_sas_ha_init(shost, chip);
.
