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-rw-r--r--arch/um/os-Linux/elf_aux.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/um/os-Linux/elf_aux.c b/arch/um/os-Linux/elf_aux.c
index 5423b1ca17c4..9416e1c29926 100644
--- a/arch/um/os-Linux/elf_aux.c
+++ b/arch/um/os-Linux/elf_aux.c
@@ -9,9 +9,10 @@
*/
#include <elf.h>
#include <stddef.h>
+#include <asm/elf.h>
#include "init.h"
#include "elf_user.h"
-#include <asm/elf.h>
+#include "mem_user.h"
#if ELF_CLASS == ELFCLASS32
typedef Elf32_auxv_t elf_auxv_t;
@@ -41,6 +42,9 @@ __init void scan_elf_aux( char **envp)
break;
case AT_SYSINFO_EHDR:
vsyscall_ehdr = auxv->a_un.a_val;
+ /* See if the page is under TASK_SIZE */
+ if (vsyscall_ehdr < (unsigned long) envp)
+ vsyscall_ehdr = 0;
break;
case AT_HWCAP:
elf_aux_hwcap = auxv->a_un.a_val;
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