linux/fs/hfsplus
Pan Bian c7d7d620dc hfsplus: do not free node before using
hfs_bmap_free() frees node via hfs_bnode_put(node).  However it then
reads node->this when dumping error message on an error path, which may
result in a use-after-free bug.  This patch frees node only when it is
never used.

Link: http://lkml.kernel.org/r/1543053441-66942-1-git-send-email-bianpan2016@163.com
Signed-off-by: Pan Bian <bianpan2016@163.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Ernesto A. Fernandez <ernesto.mnd.fernandez@gmail.com>
Cc: Joe Perches <joe@perches.com>
Cc: Viacheslav Dubeyko <slava@dubeyko.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-11-30 14:56:14 -08:00
..
Kconfig hfsplus: drop ACL support 2018-08-22 10:52:50 -07:00
Makefile hfsplus: drop ACL support 2018-08-22 10:52:50 -07:00
attributes.c hfsplus: prevent btree data loss on ENOSPC 2018-10-31 08:54:13 -07:00
bfind.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
bitmap.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
bnode.c hfs/hfsplus: clean up unused variables in bnode.c 2017-11-17 16:10:03 -08:00
brec.c hfsplus: fix BUG on bnode parent update 2018-10-31 08:54:13 -07:00
btree.c hfsplus: do not free node before using 2018-11-30 14:56:14 -08:00
catalog.c hfsplus: prevent btree data loss on ENOSPC 2018-10-31 08:54:13 -07:00
dir.c hfsplus: fix NULL dereference in hfsplus_lookup() 2018-08-23 18:48:42 -07:00
extents.c hfsplus: fix return value of hfsplus_get_block() 2018-10-31 08:54:13 -07:00
hfsplus_fs.h hfsplus: prevent btree data loss on ENOSPC 2018-10-31 08:54:13 -07:00
hfsplus_raw.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
inode.c hfsplus: update timestamps on truncate() 2018-10-31 08:54:13 -07:00
ioctl.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
options.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
part_tbl.c hfsplus: use bio op accessors 2016-06-07 13:41:38 -06:00
super.c hfsplus: drop ACL support 2018-08-22 10:52:50 -07:00
tables.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
unicode.c hfsplus: fix decomposition of Hangul characters 2018-08-22 10:52:50 -07:00
wrapper.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
xattr.c hfsplus: drop ACL support 2018-08-22 10:52:50 -07:00
xattr.h hfsplus: drop ACL support 2018-08-22 10:52:50 -07:00
xattr_security.c hfsplus: drop ACL support 2018-08-22 10:52:50 -07:00
xattr_trusted.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
xattr_user.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00