f2fs: Use scnprintf() for avoiding potential buffer overflow

Browse source

Since snprintf() returns the would-be-output size instead of the
actual output size, the succeeding calls may go beyond the given
buffer limit.  Fix it by replacing with scnprintf().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

...

This commit is contained in:

Takashi Iwai 2020-03-11 10:33:53 +01:00 • committed by Jaegeuk Kim

parent 2536ac6872

commit c6d5789bea

1 changed files with 19 additions and 19 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

38

fs/f2fs/sysfs.c

View file