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* [PATCH 3/11] - UML - don't rule out syscall_nr == 0
@ 2004-11-13  2:00 Jeff Dike
  0 siblings, 0 replies; only message in thread
From: Jeff Dike @ 2004-11-13  2:00 UTC (permalink / raw)
  To: akpm, Blaisorblade, Bodo Stroesser; +Cc: linux-kernel

>From Bodo Stroesser - Change the valid system call numbers to reflect the 
possibility that we could have __NR_restart_syscall.

Signed-off-by: Jeff Dike <jdike@addtoit.com>

Index: 2.6.9/arch/um/kernel/skas/process.c
===================================================================
--- 2.6.9.orig/arch/um/kernel/skas/process.c	2004-11-12 13:24:54.000000000 -0500
+++ 2.6.9/arch/um/kernel/skas/process.c	2004-11-12 13:34:34.000000000 -0500
@@ -64,7 +64,7 @@
 
 	syscall_nr = PT_SYSCALL_NR(regs->skas.regs);
 	UPT_SYSCALL_NR(regs) = syscall_nr;
-	if(syscall_nr < 1){
+	if(syscall_nr < 0){
 		relay_signal(SIGTRAP, regs);
 		return;
 	}
Index: 2.6.9/arch/um/kernel/tt/syscall_user.c
===================================================================
--- 2.6.9.orig/arch/um/kernel/tt/syscall_user.c	2004-11-12 13:24:54.000000000 -0500
+++ 2.6.9/arch/um/kernel/tt/syscall_user.c	2004-11-12 18:05:29.000000000 -0500
@@ -63,7 +63,8 @@
 	regs = TASK_REGS(task);
 	UPT_SYSCALL_NR(regs) = syscall;
 
-	if(syscall < 1) return(0);
+	if(syscall < 0)
+		return(0);
 
 	if((syscall != __NR_sigreturn) &&
 	   ((unsigned long *) PT_IP(proc_regs) >= &_stext) && 


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