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authorAl Viro <viro@zeniv.linux.org.uk>2013-04-14 23:34:01 +0400
committerAl Viro <viro@zeniv.linux.org.uk>2013-04-29 23:41:41 +0400
commitb5edfd27699de420f3af2c34fc7ad9686f169933 (patch)
tree863724f219eb1497e6a42734e49d83614dbfa4d9 /fs/hppfs/hppfs.c
parent3dc20cb282ec03cc4c997130d680c800011ed479 (diff)
downloadlinux-b5edfd27699de420f3af2c34fc7ad9686f169933.tar.xz
hppfs: fix the leaks on close()
we need to close the underlying procfs file and free ->private_data Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/hppfs/hppfs.c')
-rw-r--r--fs/hppfs/hppfs.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/fs/hppfs/hppfs.c b/fs/hppfs/hppfs.c
index 126d3c2e2dee..8ef57793c923 100644
--- a/fs/hppfs/hppfs.c
+++ b/fs/hppfs/hppfs.c
@@ -436,7 +436,6 @@ static int hppfs_open(struct inode *inode, struct file *file)
path.mnt = inode->i_sb->s_fs_info;
path.dentry = HPPFS_I(inode)->proc_dentry;
- /* XXX This isn't closed anywhere */
data->proc_file = dentry_open(&path, file_mode(file->f_mode), cred);
err = PTR_ERR(data->proc_file);
if (IS_ERR(data->proc_file))
@@ -523,12 +522,23 @@ static loff_t hppfs_llseek(struct file *file, loff_t off, int where)
return default_llseek(file, off, where);
}
+static int hppfs_release(struct inode *inode, struct file *file)
+{
+ struct hppfs_private *data = file->private_data;
+ struct file *proc_file = data->proc_file;
+ if (proc_file)
+ fput(proc_file);
+ kfree(data);
+ return 0;
+}
+
static const struct file_operations hppfs_file_fops = {
.owner = NULL,
.llseek = hppfs_llseek,
.read = hppfs_read,
.write = hppfs_write,
.open = hppfs_open,
+ .release = hppfs_release,
};
struct hppfs_dirent {
@@ -582,6 +592,7 @@ static const struct file_operations hppfs_dir_fops = {
.open = hppfs_dir_open,
.fsync = hppfs_fsync,
.llseek = default_llseek,
+ .release = hppfs_release,
};
static int hppfs_statfs(struct dentry *dentry, struct kstatfs *sf)