On Sat, Oct 31, 2015 at 07:21:12PM +0000, Sami Kerola wrote:
> login: fix stat(2) race
> swapon: fix stat(3) and open(3) race
> fsck: retire stat(3) when access(3) does better job
> agetty: fix chown(3), chmod(3) and open(3) race
> script, hwclock: check file exist with access(3) rather than stat(3)
Applied, thanks.
> lib/fileutils: add is_same_inode() check
> include/blkdev: add open_blkdev_or_file() function
> mkfs.bfs: fix block device open race
> mkfs.minix: fix block device open race
> mkswap: fix block device open race
> mesg: fix multiple races
> fdformat: fix block device open race
Here I don't like the pattern
open_blkdev_or_file()
fstat()
IMHO it would be enough to use is_same_inode() to avoid race.
Karel
--
Karel Zak <kzak@xxxxxxxxxx>
http://karelzak.blogspot.com
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