diff options
Diffstat (limited to 'arch/x86_64/kernel/ptrace.c')
-rw-r--r-- | arch/x86_64/kernel/ptrace.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86_64/kernel/ptrace.c b/arch/x86_64/kernel/ptrace.c index 53205622351c..d44b2c1e63a6 100644 --- a/arch/x86_64/kernel/ptrace.c +++ b/arch/x86_64/kernel/ptrace.c | |||
@@ -420,9 +420,9 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) | |||
420 | case offsetof(struct user, u_debugreg[7]): | 420 | case offsetof(struct user, u_debugreg[7]): |
421 | /* See arch/i386/kernel/ptrace.c for an explanation of | 421 | /* See arch/i386/kernel/ptrace.c for an explanation of |
422 | * this awkward check.*/ | 422 | * this awkward check.*/ |
423 | data &= ~DR_CONTROL_RESERVED; | 423 | data &= ~DR_CONTROL_RESERVED; |
424 | for(i=0; i<4; i++) | 424 | for(i=0; i<4; i++) |
425 | if ((0x5454 >> ((data >> (16 + 4*i)) & 0xf)) & 1) | 425 | if ((0x5554 >> ((data >> (16 + 4*i)) & 0xf)) & 1) |
426 | break; | 426 | break; |
427 | if (i == 4) { | 427 | if (i == 4) { |
428 | child->thread.debugreg7 = data; | 428 | child->thread.debugreg7 = data; |