summaryrefslogtreecommitdiff
path: root/fs/hfsplus/dir.c
diff options
context:
space:
mode:
authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-09-11 04:34:46 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-09-11 04:34:46 -0300
commit863981e96738983919de841ec669e157e6bdaeb0 (patch)
treed6d89a12e7eb8017837c057935a2271290907f76 /fs/hfsplus/dir.c
parent8dec7c70575785729a6a9e6719a955e9c545bcab (diff)
Linux-libre 4.7.1-gnupck-4.7.1-gnu
Diffstat (limited to 'fs/hfsplus/dir.c')
-rw-r--r--fs/hfsplus/dir.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/fs/hfsplus/dir.c b/fs/hfsplus/dir.c
index a4e867e08..42e128661 100644
--- a/fs/hfsplus/dir.c
+++ b/fs/hfsplus/dir.c
@@ -271,8 +271,14 @@ next:
}
file->private_data = rd;
rd->file = file;
+ spin_lock(&HFSPLUS_I(inode)->open_dir_lock);
list_add(&rd->list, &HFSPLUS_I(inode)->open_dir_list);
+ spin_unlock(&HFSPLUS_I(inode)->open_dir_lock);
}
+ /*
+ * Can be done after the list insertion; exclusion with
+ * hfsplus_delete_cat() is provided by directory lock.
+ */
memcpy(&rd->key, fd.key, sizeof(struct hfsplus_cat_key));
out:
kfree(strbuf);
@@ -284,9 +290,9 @@ static int hfsplus_dir_release(struct inode *inode, struct file *file)
{
struct hfsplus_readdir_data *rd = file->private_data;
if (rd) {
- inode_lock(inode);
+ spin_lock(&HFSPLUS_I(inode)->open_dir_lock);
list_del(&rd->list);
- inode_unlock(inode);
+ spin_unlock(&HFSPLUS_I(inode)->open_dir_lock);
kfree(rd);
}
return 0;
@@ -569,7 +575,7 @@ const struct inode_operations hfsplus_dir_inode_operations = {
const struct file_operations hfsplus_dir_operations = {
.fsync = hfsplus_file_fsync,
.read = generic_read_dir,
- .iterate = hfsplus_readdir,
+ .iterate_shared = hfsplus_readdir,
.unlocked_ioctl = hfsplus_ioctl,
.llseek = generic_file_llseek,
.release = hfsplus_dir_release,