aboutsummaryrefslogtreecommitdiff
path: root/arch/x86/vdso/vma.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/vdso/vma.c')
-rw-r--r--arch/x86/vdso/vma.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/x86/vdso/vma.c b/arch/x86/vdso/vma.c
index 7133cdf9098..21e1aeb9f3e 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;