um/ptrace: Fix the syscall number update after a ptrace

[cascardo/linux.git] / arch / x86 / um / ptrace_32.c

diff --git a/arch/x86/um/ptrace_32.c b/arch/x86/um/ptrace_32.c
index ebd4dd6..a7ef7b1 100644 (file)
--- a/arch/x86/um/ptrace_32.c
+++ b/arch/x86/um/ptrace_32.c
@@ -84,7 +84,10 @@ int putreg(struct task_struct *child, int regno, unsigned long value)
        case EAX:
        case EIP:
        case UESP:
+               break;
        case ORIG_EAX:
+               /* Update the syscall number. */
+               UPT_SYSCALL_NR(&child->thread.regs.regs) = value;
                break;
        case FS:
                if (value && (value & 3) != 3)