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authorAndi Kleen <ak@suse.de>2007-10-17 18:04:33 +0200
committerThomas Gleixner <tglx@inhelltoy.tec.linutronix.de>2007-10-17 20:15:30 +0200
commitf891dd18c107d582c3ab98da5209c930e16baf78 (patch)
tree3a90f43596ff5b362053715f969d6afdafd98b8e /arch
parent1c5b5cfd290b6cb7c67020ef420e275f746a7236 (diff)
x86: initialize 64bit registers for a.out executables
Previously the data from before the exec was kept in there. Zero them instead. [ tglx: arch/x86 adaptation ] Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/ia32/ia32_aout.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/ia32/ia32_aout.c b/arch/x86/ia32/ia32_aout.c
index 7cf1c29bf90..f82e1a94fcb 100644
--- a/arch/x86/ia32/ia32_aout.c
+++ b/arch/x86/ia32/ia32_aout.c
@@ -420,6 +420,8 @@ beyond_if:
(regs)->eflags = 0x200;
(regs)->cs = __USER32_CS;
(regs)->ss = __USER32_DS;
+ regs->r8 = regs->r9 = regs->r10 = regs->r11 =
+ regs->r12 = regs->r13 = regs->r14 = regs->r15 = 0;
set_fs(USER_DS);
if (unlikely(current->ptrace & PT_PTRACED)) {
if (current->ptrace & PT_TRACE_EXEC)