The success path and the error path both are first doing
spin_unlock_irqrestore() before returning. Use that in the common path
and return the success/error value.
Signed-off-by: Sudip Mukherjee <sudip@xxxxxxxxxxxxxxx>
---
v2: changed label name
It is dependent on the patch series sent by Benjamin (Nov 30th).
drivers/staging/unisys/visornic/visornic_main.c | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/drivers/staging/unisys/visornic/visornic_main.c b/drivers/staging/unisys/visornic/visornic_main.c
index 77fd1ef..342c0bf 100644
--- a/drivers/staging/unisys/visornic/visornic_main.c
+++ b/drivers/staging/unisys/visornic/visornic_main.c
@@ -357,15 +357,16 @@ visornic_serverdown(struct visornic_devdata *devdata,
visorbus_state_complete_func complete_func)
{
unsigned long flags;
+ int retval = 0;
spin_lock_irqsave(&devdata->priv_lock, flags);
if (!devdata->server_down && !devdata->server_change_state) {
if (devdata->going_away) {
- spin_unlock_irqrestore(&devdata->priv_lock, flags);
dev_dbg(&devdata->dev->device,
"%s aborting because device removal pending\n",
__func__);
- return -ENODEV;
+ retval = -ENODEV;
+ goto error;
}
devdata->server_change_state = true;
devdata->server_down_complete_func = complete_func;
@@ -374,11 +375,12 @@ visornic_serverdown(struct visornic_devdata *devdata,
} else if (devdata->server_change_state) {
dev_dbg(&devdata->dev->device, "%s changing state\n",
__func__);
- spin_unlock_irqrestore(&devdata->priv_lock, flags);
- return -EINVAL;
+ retval = -EINVAL;
}
+
+unlock:
spin_unlock_irqrestore(&devdata->priv_lock, flags);
- return 0;
+ return retval;
}
/**
--
1.9.1
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