mm/mmap: Drop unused ma_lock from remap_file_pages

The variable is not used.

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>

diff --git a/mm/mmap.c b/mm/mmap.c
index e6fe0b636e905f1e75aa19ad3211793d9d674d8c..a6c9348d61cdb2bafac7fbabfba71a51c41ea8d2 100644 (file)
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -2822,7 +2822,6 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size,
        unsigned long populate = 0;
        unsigned long ret = -EINVAL;
        struct file *file;
-       struct ma_state ma_lock;
        MA_STATE(mas, &mm->mm_mt, start, start);
 
        pr_warn_once("%s (%d) uses deprecated remap_file_pages() syscall. See Documentation/vm/remap_file_pages.rst.\n",
@@ -2845,7 +2844,6 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size,
 
        mas_set(&mas, start);
        vma = mas_walk(&mas);
-       ma_lock = mas;
 
        if (!vma || !(vma->vm_flags & VM_SHARED))
                goto out;