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-rw-r--r--include/linux/sched.h2
-rw-r--r--kernel/fork.c2
2 files changed, 1 insertions, 3 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 33e4e9e1f621..66a17ad55bcb 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -2295,8 +2295,6 @@ extern struct mm_struct *get_task_mm(struct task_struct *task);
extern struct mm_struct *mm_access(struct task_struct *task, unsigned int mode);
/* Remove the current tasks stale references to the old mm_struct */
extern void mm_release(struct task_struct *, struct mm_struct *);
-/* Allocate a new mm structure and copy contents from tsk->mm */
-extern struct mm_struct *dup_mm(struct task_struct *tsk);
extern int copy_thread(unsigned long, unsigned long, unsigned long,
struct task_struct *);
diff --git a/kernel/fork.c b/kernel/fork.c
index 2f11bbe376b0..5615ead014e3 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -800,7 +800,7 @@ void mm_release(struct task_struct *tsk, struct mm_struct *mm)
* Allocate a new mm structure and copy contents from the
* mm structure of the passed in task structure.
*/
-struct mm_struct *dup_mm(struct task_struct *tsk)
+static struct mm_struct *dup_mm(struct task_struct *tsk)
{
struct mm_struct *mm, *oldmm = current->mm;
int err;