The field is only ever read after being initialised, so mark it 'const' before somebody tries to modify it again. Cc: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx> Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> Signed-off-by: Will Deacon <will@xxxxxxxxxx> --- include/linux/mm.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/mm.h b/include/linux/mm.h index c24dd17b32c5..b45a8e075f7f 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -521,7 +521,7 @@ struct vm_fault_info { }; struct vm_fault { - struct vm_fault_info info; + const struct vm_fault_info info; unsigned int flags; /* FAULT_FLAG_xxx flags * XXX: should be in vm_fault_info */ pmd_t *pmd; /* Pointer to pmd entry matching -- 2.30.0.284.gd98b1dd5eaa7-goog