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| author | Takashi Iwai <tiwai@suse.de> | 2009-12-04 18:22:32 +0300 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-12-04 18:22:32 +0300 |
| commit | 79598324838a25cc378ecbb8c29dd1e3d3951d35 (patch) | |
| tree | 7d29e81580cba854042df4e33bdc8f38bbd65d03 /drivers/pps/pps.c | |
| parent | 8ee763b9c82c6ca0a59a7271ce4fa29d7baf5c09 (diff) | |
| parent | b00615d163cd24fa98d155acfc1f9d81d6fe1103 (diff) | |
| download | linux-79598324838a25cc378ecbb8c29dd1e3d3951d35.tar.xz | |
Merge branch 'topic/core-change' into for-linus
Diffstat (limited to 'drivers/pps/pps.c')
| -rw-r--r-- | drivers/pps/pps.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/pps/pps.c b/drivers/pps/pps.c index fea17e7805e9..ca5183bdad85 100644 --- a/drivers/pps/pps.c +++ b/drivers/pps/pps.c @@ -71,9 +71,14 @@ static long pps_cdev_ioctl(struct file *file, case PPS_GETPARAMS: pr_debug("PPS_GETPARAMS: source %d\n", pps->id); - /* Return current parameters */ - err = copy_to_user(uarg, &pps->params, - sizeof(struct pps_kparams)); + spin_lock_irq(&pps->lock); + + /* Get the current parameters */ + params = pps->params; + + spin_unlock_irq(&pps->lock); + + err = copy_to_user(uarg, ¶ms, sizeof(struct pps_kparams)); if (err) return -EFAULT; |