[PATCH 03/17] exec: Remove reset_files_struct

[Eric W. Biederman]

Now that exec no longer needs to restore the previous value of current->files
on error there are no more callers of reset_files_struct so remove it.

Signed-off-by: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>
---
 fs/file.c               | 12 ------------
 include/linux/fdtable.h |  1 -
 2 files changed, 13 deletions(-)

diff --git a/fs/file.c b/fs/file.c
index 21c0893f2f1d..c585dbaf31a3 100644
--- a/fs/file.c
+++ b/fs/file.c
@@ -435,18 +435,6 @@ void put_files_struct(struct files_struct *files)
 	}
 }
 
-void reset_files_struct(struct files_struct *files)
-{
-	struct task_struct *tsk = current;
-	struct files_struct *old;
-
-	old = tsk->files;
-	task_lock(tsk);
-	tsk->files = files;
-	task_unlock(tsk);
-	put_files_struct(old);
-}
-
 void exit_files(struct task_struct *tsk)
 {
 	struct files_struct * files = tsk->files;
diff --git a/include/linux/fdtable.h b/include/linux/fdtable.h
index f46a084b60b2..7cc9885044d9 100644
--- a/include/linux/fdtable.h
+++ b/include/linux/fdtable.h
@@ -108,7 +108,6 @@ struct task_struct;
 
 struct files_struct *get_files_struct(struct task_struct *);
 void put_files_struct(struct files_struct *fs);
-void reset_files_struct(struct files_struct *);
 int unshare_files(void);
 struct files_struct *dup_fd(struct files_struct *, unsigned, int *) __latent_entropy;
 void do_close_on_exec(struct files_struct *);
-- 
2.25.0