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authorLinus Torvalds <torvalds@linux-foundation.org>2021-06-07 00:24:13 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2021-06-07 00:24:13 +0300
commit20e41d9bc80456207deb71141147a3de2c34e676 (patch)
tree0ecb5f6004167850f31c5d496bb5a726f857450c /fs/ext4/namei.c
parentdecad3e1d1ed150588dd9d44beacf82295b9d5a5 (diff)
parente71f99f2dfb45f4e7203a0732e85f71ef1d04dab (diff)
downloadlinux-20e41d9bc80456207deb71141147a3de2c34e676.tar.xz
Merge tag 'ext4_for_linus_stable' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4
Pull ext4 fixes from Ted Ts'o: "Miscellaneous ext4 bug fixes" * tag 'ext4_for_linus_stable' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: ext4: Only advertise encrypted_casefold when encryption and unicode are enabled ext4: fix no-key deletion for encrypt+casefold ext4: fix memory leak in ext4_fill_super ext4: fix fast commit alignment issues ext4: fix bug on in ext4_es_cache_extent as ext4_split_extent_at failed ext4: fix accessing uninit percpu counter variable with fast_commit ext4: fix memory leak in ext4_mb_init_backend on error path.
Diffstat (limited to 'fs/ext4/namei.c')
-rw-r--r--fs/ext4/namei.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index afb9d05a99ba..a4af26d4459a 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -1376,7 +1376,8 @@ int ext4_fname_setup_ci_filename(struct inode *dir, const struct qstr *iname,
struct dx_hash_info *hinfo = &name->hinfo;
int len;
- if (!IS_CASEFOLDED(dir) || !dir->i_sb->s_encoding) {
+ if (!IS_CASEFOLDED(dir) || !dir->i_sb->s_encoding ||
+ (IS_ENCRYPTED(dir) && !fscrypt_has_encryption_key(dir))) {
cf_name->name = NULL;
return 0;
}
@@ -1427,7 +1428,8 @@ static bool ext4_match(struct inode *parent,
#endif
#ifdef CONFIG_UNICODE
- if (parent->i_sb->s_encoding && IS_CASEFOLDED(parent)) {
+ if (parent->i_sb->s_encoding && IS_CASEFOLDED(parent) &&
+ (!IS_ENCRYPTED(parent) || fscrypt_has_encryption_key(parent))) {
if (fname->cf_name.name) {
struct qstr cf = {.name = fname->cf_name.name,
.len = fname->cf_name.len};