strncpy() may not null-terminate the destination. --- 25-akpm/fs/super.c | 2 +- 1 files changed, 1 insertion(+), 1 deletion(-) diff -puN fs/super.c~s_id-null-termination fs/super.c --- 25/fs/super.c~s_id-null-termination 2004-03-20 23:16:33.437917720 -0800 +++ 25-akpm/fs/super.c 2004-03-20 23:16:33.439917416 -0800 @@ -637,7 +637,7 @@ struct super_block *get_sb_bdev(struct f char b[BDEVNAME_SIZE]; s->s_flags = flags; - strncpy(s->s_id, bdevname(bdev, b), sizeof(s->s_id)); + strlcpy(s->s_id, bdevname(bdev, b), sizeof(s->s_id)); s->s_old_blocksize = block_size(bdev); sb_set_blocksize(s, s->s_old_blocksize); error = fill_super(s, data, flags & MS_VERBOSE ? 1 : 0); _