f7cbec75fb
[ Upstream commit ce96a407adef126870b3f4a1b73529dd8aa80f49 ] hfs_bmap_free() frees the 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 the node only when it is never again used. Link: http://lkml.kernel.org/r/1542963889-128825-1-git-send-email-bianpan2016@163.com Fixes: a1185ffa2fc ("HFS rewrite") Signed-off-by: Pan Bian <bianpan2016@163.com> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Cc: Joe Perches <joe@perches.com> Cc: Ernesto A. Fernandez <ernesto.mnd.fernandez@gmail.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> Signed-off-by: Sasha Levin <sashal@kernel.org> |
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.. | ||
attr.c | ||
bfind.c | ||
bitmap.c | ||
bnode.c | ||
brec.c | ||
btree.c | ||
btree.h | ||
catalog.c | ||
dir.c | ||
extent.c | ||
hfs.h | ||
hfs_fs.h | ||
inode.c | ||
Kconfig | ||
Makefile | ||
mdb.c | ||
part_tbl.c | ||
string.c | ||
super.c | ||
sysdep.c | ||
trans.c |