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linux/fs/fat
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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