Replace sprintf() with sysfs_emit() in sysfs show functions. sysfs_emit() is preferred for formatting sysfs output because it provides safer bounds checking. No functional changes. Signed-off-by: Thorsten Blum --- block/partitions/core.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/block/partitions/core.c b/block/partitions/core.c index 079057ab535a..7148d5bc37d9 100644 --- a/block/partitions/core.c +++ b/block/partitions/core.c @@ -8,6 +8,7 @@ #include #include #include +#include #include #include #include @@ -177,31 +178,31 @@ static struct parsed_partitions *check_partition(struct gendisk *hd) static ssize_t part_partition_show(struct device *dev, struct device_attribute *attr, char *buf) { - return sprintf(buf, "%d\n", bdev_partno(dev_to_bdev(dev))); + return sysfs_emit(buf, "%d\n", bdev_partno(dev_to_bdev(dev))); } static ssize_t part_start_show(struct device *dev, struct device_attribute *attr, char *buf) { - return sprintf(buf, "%llu\n", dev_to_bdev(dev)->bd_start_sect); + return sysfs_emit(buf, "%llu\n", dev_to_bdev(dev)->bd_start_sect); } static ssize_t part_ro_show(struct device *dev, struct device_attribute *attr, char *buf) { - return sprintf(buf, "%d\n", bdev_read_only(dev_to_bdev(dev))); + return sysfs_emit(buf, "%d\n", bdev_read_only(dev_to_bdev(dev))); } static ssize_t part_alignment_offset_show(struct device *dev, struct device_attribute *attr, char *buf) { - return sprintf(buf, "%u\n", bdev_alignment_offset(dev_to_bdev(dev))); + return sysfs_emit(buf, "%u\n", bdev_alignment_offset(dev_to_bdev(dev))); } static ssize_t part_discard_alignment_show(struct device *dev, struct device_attribute *attr, char *buf) { - return sprintf(buf, "%u\n", bdev_discard_alignment(dev_to_bdev(dev))); + return sysfs_emit(buf, "%u\n", bdev_discard_alignment(dev_to_bdev(dev))); } static DEVICE_ATTR(partition, 0444, part_partition_show, NULL); -- Thorsten Blum GPG: 1D60 735E 8AEF 3BE4 73B6 9D84 7336 78FD 8DFE EAD4