Documentation: DT: ASoC: add toshiba tc358749x

[firefly-linux-kernel-4.4.55.git] / mm / shmem.c

diff --git a/mm/shmem.c b/mm/shmem.c
index 1b11ccc0a3b75ab5bd28aa401f2e0800870962c6..79997e8cf807c54b8a8217df6f9b70ef9f4e981f 100644 (file)
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -3405,6 +3405,14 @@ struct file *shmem_file_setup(const char *name, loff_t size, unsigned long flags
 }
 EXPORT_SYMBOL_GPL(shmem_file_setup);
 
+void shmem_set_file(struct vm_area_struct *vma, struct file *file)
+{
+       if (vma->vm_file)
+               fput(vma->vm_file);
+       vma->vm_file = file;
+       vma->vm_ops = &shmem_vm_ops;
+}
+
 /**
  * shmem_zero_setup - setup a shared anonymous mapping
  * @vma: the vma to be mmapped is prepared by do_mmap_pgoff
@@ -3424,10 +3432,7 @@ int shmem_zero_setup(struct vm_area_struct *vma)
        if (IS_ERR(file))
                return PTR_ERR(file);
 
-       if (vma->vm_file)
-               fput(vma->vm_file);
-       vma->vm_file = file;
-       vma->vm_ops = &shmem_vm_ops;
+       shmem_set_file(vma, file);
        return 0;
 }