This patch fixes the following warning:
drivers/scsi/ips.c: In function 'ips_register_scsi':
drivers/scsi/ips.c:6867: warning: ignoring return value of
'scsi_add_host', declared with attribute warn_unused_result
Signed-off-by: Eugene Teo <eugeneteo@xxxxxxxxx>
---
drivers/scsi/ips.c | 16 ++++++++++++----
1 files changed, 12 insertions(+), 4 deletions(-)
diff --git a/drivers/scsi/ips.c b/drivers/scsi/ips.c
index 492a51b..b04c42f 100644
--- a/drivers/scsi/ips.c
+++ b/drivers/scsi/ips.c
@@ -6824,13 +6824,14 @@ ips_order_controllers(void)
static int
ips_register_scsi(int index)
{
+ int rc = -1;
struct Scsi_Host *sh;
ips_ha_t *ha, *oldha = ips_ha[index];
sh = scsi_host_alloc(&ips_driver_template, sizeof (ips_ha_t));
if (!sh) {
IPS_PRINTK(KERN_WARNING, oldha->pcidev,
"Unable to register controller with SCSI subsystem\n");
- return -1;
+ return rc;
}
ha = IPS_HA(sh);
memcpy(ha, oldha, sizeof (ips_ha_t));
@@ -6839,8 +6840,7 @@ ips_register_scsi(int index)
if (request_irq(ha->irq, do_ipsintr, IRQF_SHARED, ips_name, ha)) {
IPS_PRINTK(KERN_WARNING, ha->pcidev,
"Unable to install interrupt handler\n");
- scsi_host_put(sh);
- return -1;
+ goto err_put_sh;
}
kfree(oldha);
@@ -6864,10 +6864,18 @@ ips_register_scsi(int index)
sh->max_channel = ha->nbus - 1;
sh->can_queue = ha->max_cmds - 1;
- scsi_add_host(sh, NULL);
+ rc = scsi_add_host(sh, NULL);
+ if (rc)
+ goto err_free_irq;
scsi_scan_host(sh);
return 0;
+
+err_free_irq:
+ free_irq(ha->irq);
+err_put_sh:
+ scsi_host_put(sh);
+ return rc;
}
/*---------------------------------------------------------------------------*/
-
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