Commit 467761f9 authored by David Sterba's avatar David Sterba
Browse files

btrfs: sysfs: convert remaining scnprintf to sysfs_emit 



The sysfs_emit is the safe API for writing to the sysfs files,
previously converted from scnprintf, there's one left to do in
btrfs_read_policy_show.

Reviewed-by: default avatarJohannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: default avatarJosef Bacik <josef@toxicpanda.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 5a75034e

fs/btrfs/sysfs.c

+3 −3
Original line number Diff line number Diff line
@@ -1160,16 +1160,16 @@ static ssize_t btrfs_read_policy_show(struct kobject *kobj, 


	for (i = 0; i < BTRFS_NR_READ_POLICY; i++) {

		if (fs_devices->read_policy == i)

			ret += scnprintf(buf + ret, PAGE_SIZE - ret, "%s[%s]",

			ret += sysfs_emit_at(buf, ret, "%s[%s]",

					 (ret == 0 ? "" : " "),

					 btrfs_read_policy_name[i]);

		else

			ret += scnprintf(buf + ret, PAGE_SIZE - ret, "%s%s",

			ret += sysfs_emit_at(buf, ret, "%s%s",

					 (ret == 0 ? "" : " "),

					 btrfs_read_policy_name[i]);

	}



	ret += scnprintf(buf + ret, PAGE_SIZE - ret, "\n");

	ret += sysfs_emit_at(buf, ret, "\n");



	return ret;

}