summaryrefslogtreecommitdiffstats
path: root/drivers/ptp/ptp_sysfs.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/ptp/ptp_sysfs.c')
-rw-r--r--drivers/ptp/ptp_sysfs.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/ptp/ptp_sysfs.c b/drivers/ptp/ptp_sysfs.c
index f7a499a1bd..6b1b8f57cd 100644
--- a/drivers/ptp/ptp_sysfs.c
+++ b/drivers/ptp/ptp_sysfs.c
@@ -24,8 +24,7 @@ static ssize_t max_phase_adjustment_show(struct device *dev,
{
struct ptp_clock *ptp = dev_get_drvdata(dev);
- return snprintf(page, PAGE_SIZE - 1, "%d\n",
- ptp->info->getmaxphase(ptp->info));
+ return sysfs_emit(page, "%d\n", ptp->info->getmaxphase(ptp->info));
}
static DEVICE_ATTR_RO(max_phase_adjustment);
@@ -34,7 +33,7 @@ static ssize_t var##_show(struct device *dev, \
struct device_attribute *attr, char *page) \
{ \
struct ptp_clock *ptp = dev_get_drvdata(dev); \
- return snprintf(page, PAGE_SIZE-1, "%d\n", ptp->info->var); \
+ return sysfs_emit(page, "%d\n", ptp->info->var); \
} \
static DEVICE_ATTR(name, 0444, var##_show, NULL);
@@ -102,8 +101,8 @@ static ssize_t extts_fifo_show(struct device *dev,
if (!qcnt)
goto out;
- cnt = snprintf(page, PAGE_SIZE, "%u %lld %u\n",
- event.index, event.t.sec, event.t.nsec);
+ cnt = sysfs_emit(page, "%u %lld %u\n",
+ event.index, event.t.sec, event.t.nsec);
out:
return cnt;
}
@@ -194,7 +193,7 @@ static ssize_t n_vclocks_show(struct device *dev,
if (mutex_lock_interruptible(&ptp->n_vclocks_mux))
return -ERESTARTSYS;
- size = snprintf(page, PAGE_SIZE - 1, "%u\n", ptp->n_vclocks);
+ size = sysfs_emit(page, "%u\n", ptp->n_vclocks);
mutex_unlock(&ptp->n_vclocks_mux);
@@ -270,7 +269,7 @@ static ssize_t max_vclocks_show(struct device *dev,
struct ptp_clock *ptp = dev_get_drvdata(dev);
ssize_t size;
- size = snprintf(page, PAGE_SIZE - 1, "%u\n", ptp->max_vclocks);
+ size = sysfs_emit(page, "%u\n", ptp->max_vclocks);
return size;
}
@@ -297,8 +296,7 @@ static ssize_t max_vclocks_store(struct device *dev,
if (max < ptp->n_vclocks)
goto out;
- size = sizeof(int) * max;
- vclock_index = kzalloc(size, GFP_KERNEL);
+ vclock_index = kcalloc(max, sizeof(int), GFP_KERNEL);
if (!vclock_index) {
err = -ENOMEM;
goto out;