OGAWA Hirofumi a090a5a7d7 fat: fix fat_ra_init() for data clusters == 0 ...

If data clusters == 0, fat_ra_init() calls the ->ent_blocknr() for the
cluster beyond ->max_clusters.

This checks the limit before initialization to suppress the warning.

Reported-by: syzbot+756199124937b31a9b7e@syzkaller.appspotmail.com
Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Link: http://lkml.kernel.org/r/87mu462sv4.fsf@mail.parknet.co.jp
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2020-08-12 10:58:01 -07:00

..

cache.c

fat: new inline functions to determine the FAT variant (32, 16 or 12)

2019-01-04 13:13:47 -08:00

dir.c

treewide: Remove uninitialized_var() usage

2020-07-16 12:35:15 -07:00

fat.h

fat: new inline functions to determine the FAT variant (32, 16 or 12)

2019-01-04 13:13:47 -08:00

fatent.c

fat: fix fat_ra_init() for data clusters == 0

2020-08-12 10:58:01 -07:00

file.c

fatfs: switch write_lock to read_lock in fat_ioctl_get_attributes

2020-08-12 10:58:01 -07:00

inode.c

fat: don't allow to mount if the FAT length == 0

2020-06-04 19:06:25 -07:00

Kconfig

VFAT/FAT/MSDOS FILESYSTEM: replace HTTP links with HTTPS ones

2020-08-12 10:58:01 -07:00

Makefile

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

misc.c

fs: fat: Eliminate timespec64_trunc() usage

2019-12-08 19:10:51 -05:00

namei_msdos.c

treewide: Add SPDX license identifier for more missed files

2019-05-21 10:50:45 +02:00

namei_vfat.c

treewide: Add SPDX license identifier for more missed files

2019-05-21 10:50:45 +02:00

nfs.c

treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 282

2019-06-05 17:36:37 +02:00