diff options
| author | David Kershner <david.kershner@unisys.com> | 2017-03-28 09:34:43 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-03-29 09:17:03 +0200 |
| commit | b90194d9bb6c006062624e7ca6424aa1474986df (patch) | |
| tree | 5eea445e0dffe8582b422a20b76f0c0e7460835b /drivers/staging | |
| parent | 3659955a644c1de08bce69587c5b651d8759c5b5 (diff) | |
staging: unisys: visorbus: add error handling for dev_start_periodic_work
Report errors if we have a problem in dev_start_periodic_work.
Signed-off-by: David Kershner <david.kershner@unisys.com>
Reviewed-by: Reviewed-by: Tim Sell <timothy.sell@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/unisys/visorbus/visorbus_main.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/staging/unisys/visorbus/visorbus_main.c b/drivers/staging/unisys/visorbus/visorbus_main.c index 6f3bbe55f416..c97f32f5c235 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 |