linux/drivers/mtd
Hou Tao c16f39d14a ubi: fastmap: Free unused fastmap anchor peb during detach
When CONFIG_MTD_UBI_FASTMAP is enabled, fm_anchor will be assigned
a free PEB during ubi_wl_init() or ubi_update_fastmap(). However
if fastmap is not used or disabled on the MTD device, ubi_wl_entry
related with the PEB will not be freed during detach.

So Fix it by freeing the unused fastmap anchor during detach.

Fixes: f9c34bb529 ("ubi: Fix producing anchor PEBs")
Reported-by: syzbot+f317896aae32eb281a58@syzkaller.appspotmail.com
Reviewed-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Hou Tao <houtao1@huawei.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
2020-03-30 23:02:35 +02:00
..
chips mtd: cfi_cmdset_0002: fix delayed error detection on HyperFlash 2019-11-09 14:43:53 +05:30
devices MTD core 2020-01-30 15:46:02 -08:00
hyperbus mtd: hyperbus: fix dependency and build error 2019-08-29 14:31:23 +02:00
lpddr treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157 2019-05-30 11:26:37 -07:00
maps MTD core 2020-01-30 15:46:02 -08:00
nand MTD core 2020-01-30 15:46:02 -08:00
parsers mtd: sharpslpart: Fix unsigned comparison to zero 2020-01-21 20:00:34 +01:00
spi-nor MTD core 2020-01-30 15:46:02 -08:00
tests treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 326 2019-06-05 17:37:06 +02:00
ubi ubi: fastmap: Free unused fastmap anchor peb during detach 2020-03-30 23:02:35 +02:00
ftl.c treewide: Use array_size() in vmalloc() 2018-06-12 16:19:22 -07:00
inftlcore.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
inftlmount.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
Kconfig mtd: parsers: Move CMDLINE parser 2019-09-15 23:50:50 +02:00
Makefile mtd: parsers: Move CMDLINE parser 2019-09-15 23:50:50 +02:00
mtd_blkdevs.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 102 2019-05-24 17:39:00 +02:00
mtdblock.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 102 2019-05-24 17:39:00 +02:00
mtdblock_ro.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 102 2019-05-24 17:39:00 +02:00
mtdchar.c mtd: Initialize all parameters of mtd_oob_ops 2019-10-08 19:22:01 +02:00
mtdconcat.c mtd: concat: Fix a comment referring to an unknown symbol 2020-01-27 17:45:31 +01:00
mtdcore.c mtd: no need to check return value of debugfs_create functions 2019-11-14 10:57:38 +01:00
mtdcore.h mtd: Provide fs_context-aware mount_mtd() replacement 2019-09-05 14:34:23 -04:00
mtdoops.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 336 2019-06-05 17:37:07 +02:00
mtdpart.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 102 2019-05-24 17:39:00 +02:00
mtdsuper.c mtd: Kill mount_mtd() 2019-09-05 14:34:26 -04:00
mtdswap.c mtd: no need to check return value of debugfs_create functions 2019-11-14 10:57:38 +01:00
nftlcore.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
nftlmount.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
rfd_ftl.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
sm_ftl.c mtd: sm_ftl: fix NULL pointer warning 2020-01-09 20:09:55 +01:00
sm_ftl.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
ssfdc.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00