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s390/qeth: convert sysfs snprintf to sysfs_emit

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Follow the advice of the Documentation/filesystems/sysfs.rst
and show() should only use sysfs_emit() or sysfs_emit_at()
when formatting the value to be returned to user space.

Signed-off-by: Xuezhi Zhang <zhangxuezhi1@coolpad.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Xuezhi Zhang 2022-12-27 19:03:52 +08:00 • committed by David S. Miller
parent 0e3d18359a
commit c2052189f1
1 changed files with 6 additions and 6 deletions
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12
drivers/s390/net/qeth_core_sys.c
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@ -410,13 +410,13 @@ static ssize_t qeth_dev_isolation_show(struct device *dev,
switch (card->options.isolation) { switch (card->options.isolation) {
case ISOLATION_MODE_NONE: case ISOLATION_MODE_NONE:
return snprintf(buf, 6, "%s\n", ATTR_QETH_ISOLATION_NONE); return sysfs_emit(buf, "%s\n", ATTR_QETH_ISOLATION_NONE);
case ISOLATION_MODE_FWD: case ISOLATION_MODE_FWD:
return snprintf(buf, 9, "%s\n", ATTR_QETH_ISOLATION_FWD); return sysfs_emit(buf, "%s\n", ATTR_QETH_ISOLATION_FWD);
case ISOLATION_MODE_DROP: case ISOLATION_MODE_DROP:
return snprintf(buf, 6, "%s\n", ATTR_QETH_ISOLATION_DROP); return sysfs_emit(buf, "%s\n", ATTR_QETH_ISOLATION_DROP);
default: default:
return snprintf(buf, 5, "%s\n", "N/A"); return sysfs_emit(buf, "%s\n", "N/A");
} }
} }
@ -500,9 +500,9 @@ static ssize_t qeth_hw_trap_show(struct device *dev,
struct qeth_card *card = dev_get_drvdata(dev); struct qeth_card *card = dev_get_drvdata(dev);
if (card->info.hwtrap) if (card->info.hwtrap)
return snprintf(buf, 5, "arm\n"); return sysfs_emit(buf, "arm\n");
else else
return snprintf(buf, 8, "disarm\n"); return sysfs_emit(buf, "disarm\n");
} }
static ssize_t qeth_hw_trap_store(struct device *dev, static ssize_t qeth_hw_trap_store(struct device *dev,