1 files changed, 6 insertions, 2 deletions

diff --git a/arch/x86/vdso/vma.c b/arch/x86/vdso/vma.c
index 7133cdf9098b..21e1aeb9f3ea 100644
--- a/arch/x86/vdso/vma.c
+++ b/arch/x86/vdso/vma.c
@@ -8,6 +8,7 @@
 #include <linux/sched.h>
 #include <linux/init.h>
 #include <linux/random.h>
+#include <linux/elf.h>
 #include <asm/vsyscall.h>
 #include <asm/vgtod.h>
 #include <asm/proto.h>
@@ -115,15 +116,18 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
                 goto up_fail;
         }
 
+        current->mm->context.vdso = (void *)addr;
+
         ret = install_special_mapping(mm, addr, vdso_size,
                                       VM_READ|VM_EXEC|
                                       VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC|
                                       VM_ALWAYSDUMP,
                                       vdso_pages);
-        if (ret)
+        if (ret) {
+                current->mm->context.vdso = NULL;
                 goto up_fail;
+        }
 
-        current->mm->context.vdso = (void *)addr;
 up_fail:
         up_write(&mm->mmap_sem);
         return ret;