Merge branch 'urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/brodo/pcmcia-2.6

[linux-2.6-block.git] / arch / x86 / vdso / vma.c

diff --git a/arch/x86/vdso/vma.c b/arch/x86/vdso/vma.c
index 7133cdf9098b7ef0366871a92c29ef8aa5445209..ac74869b8140754b45277126fb6f5dcc5a9e6834 100644 (file)
--- a/arch/x86/vdso/vma.c
+++ b/arch/x86/vdso/vma.c
@@ -6,8 +6,10 @@
 #include <linux/mm.h>
 #include <linux/err.h>
 #include <linux/sched.h>
+#include <linux/slab.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 +117,18 @@ 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;