diff options
| author |   Heiner Kallweit <hkallweit1@gmail.com> | 2015-10-29 19:19:19 -0200 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-11-19 09:34:02 -0200 |
| commit | d5b04311cb31ba351a278d2a32487bf09843cb55 (patch) | |
| tree | 6e65bb04c1b25b82118142a3e1269805c9f8d580 /drivers/media/rc/nuvoton-cir.c | |
| parent | [media] media: rc: nuvoton-cir: remove unneeded IRQ_RETVAL usage (diff) | |
| download | linux-dev-d5b04311cb31ba351a278d2a32487bf09843cb55.tar.xz linux-dev-d5b04311cb31ba351a278d2a32487bf09843cb55.zip | |
[media] media: rc: nuvoton-cir: remove unneeded lock
chip_major / chip_minor are accessed sequentially in probe only.
Therefore no lock is needed.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/rc/nuvoton-cir.c')
| -rw-r--r-- | drivers/media/rc/nuvoton-cir.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/media/rc/nuvoton-cir.c b/drivers/media/rc/nuvoton-cir.c index 3d9a4cf29919..4d8e12f2247d 100644 --- a/drivers/media/rc/nuvoton-cir.c +++ b/drivers/media/rc/nuvoton-cir.c @@ -227,7 +227,6 @@ static void cir_wake_dump_regs(struct nvt_dev *nvt) /* detect hardware features */ static int nvt_hw_detect(struct nvt_dev *nvt) { - unsigned long flags; u8 chip_major, chip_minor; char chip_id[12]; bool chip_unknown = false; @@ -279,10 +278,8 @@ static int nvt_hw_detect(struct nvt_dev *nvt) nvt_efm_disable(nvt); - spin_lock_irqsave(&nvt->nvt_lock, flags); nvt->chip_major = chip_major; nvt->chip_minor = chip_minor; - spin_unlock_irqrestore(&nvt->nvt_lock, flags); return 0; } |