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path: root/fs/devpts/inode.c
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Diffstat (limited to 'fs/devpts/inode.c')
-rw-r--r--fs/devpts/inode.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/devpts/inode.c b/fs/devpts/inode.c
index 108df2e3602c..44dfbca9306f 100644
--- a/fs/devpts/inode.c
+++ b/fs/devpts/inode.c
@@ -133,7 +133,7 @@ static inline struct pts_fs_info *DEVPTS_SB(struct super_block *sb)
return sb->s_fs_info;
}
-struct pts_fs_info *devpts_acquire(struct file *filp)
+struct pts_fs_info *devpts_acquire(struct file *filp, struct vfsmount **ptsmnt)
{
struct pts_fs_info *result;
struct path path;
@@ -142,6 +142,7 @@ struct pts_fs_info *devpts_acquire(struct file *filp)
path = filp->f_path;
path_get(&path);
+ *ptsmnt = NULL;
/* Has the devpts filesystem already been found? */
sb = path.mnt->mnt_sb;
@@ -165,6 +166,7 @@ struct pts_fs_info *devpts_acquire(struct file *filp)
* pty code needs to hold extra references in case of last /dev/tty close
*/
atomic_inc(&sb->s_active);
+ *ptsmnt = mntget(path.mnt);
result = DEVPTS_SB(sb);
out: