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hwrng: core - convert sysfs sprintf/snprintf family to sysfs_emit

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Fix the following coccicheck warning:

drivers/char/hw_random/core.c:399:8-16: WARNING: use scnprintf or sprintf.

Signed-off-by: Zihao Tang <tangzihao1@hisilicon.com>
Signed-off-by: Jay Fang <f.fangjian@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Zihao Tang 2021-03-16 20:34:12 +08:00 committed by Herbert Xu
parent 884b93c510
commit 9125302282
1 changed files with 1 additions and 1 deletions
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2
drivers/char/hw_random/core.c
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@ -396,7 +396,7 @@ static ssize_t hwrng_attr_selected_show(struct device *dev,
struct device_attribute *attr,
char *buf)
{
return snprintf(buf, PAGE_SIZE, "%d\n", cur_rng_set_by_user);
return sysfs_emit(buf, "%d\n", cur_rng_set_by_user);
}
static DEVICE_ATTR(rng_current, S_IRUGO | S_IWUSR,