Report errors if we have a problem in dev_start_periodic_work.
Signed-off-by: David Kershner <[email protected]>
Reviewed-by: Reviewed-by: Tim Sell <[email protected]>
---
drivers/staging/unisys/visorbus/visorbus_main.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/unisys/visorbus/visorbus_main.c
b/drivers/staging/unisys/visorbus/visorbus_main.c
index 6f3bbe5..c97f32f 100644
--- a/drivers/staging/unisys/visorbus/visorbus_main.c
+++ b/drivers/staging/unisys/visorbus/visorbus_main.c
@@ -464,16 +464,17 @@ dev_periodic_work(unsigned long __opaque)
mod_timer(&dev->timer, jiffies + POLLJIFFIES_NORMALCHANNEL);
}
-static void
+static int
dev_start_periodic_work(struct visor_device *dev)
{
if (dev->being_removed || dev->timer_active)
- return;
+ return -EINVAL;
/* now up by at least 2 */
get_device(&dev->device);
dev->timer.expires = jiffies + POLLJIFFIES_NORMALCHANNEL;
add_timer(&dev->timer);
dev->timer_active = true;
+ return 0;
}
static void
--
git-series 0.9.1
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