Make cp a magic symbol.

1 files changed, 1 insertions, 4 deletions

diff --git a/syscall.c b/syscall.c
index adc2b58..d697337 100644
--- a/syscall.c
+++ b/syscall.c
@@ -53,7 +53,6 @@ fetchstr(struct proc *p, uint addr, char **pp)
 int
 argint(int argno, int *ip)
 {
-  struct proc *cp = curproc[cpu()];
 
   return fetchint(cp, cp->tf->esp + 4 + 4*argno, ip);
 }
@@ -65,7 +64,6 @@ int
 argptr(int argno, char **pp, int size)
 {
   int i;
-  struct proc *cp = curproc[cpu()];
   
   if(argint(argno, &i) < 0)
     return -1;
@@ -85,7 +83,7 @@ argstr(int argno, char **pp)
   int addr;
   if(argint(argno, &addr) < 0)
     return -1;
-  return fetchstr(curproc[cpu()], addr, pp);
+  return fetchstr(cp, addr, pp);
 }
 
 extern int sys_chdir(void);
@@ -133,7 +131,6 @@ static int (*syscalls[])(void) = {
 void
 syscall(void)
 {
-  struct proc *cp = curproc[cpu()];
   int num = cp->tf->eax;
 
   if(num >= 0 && num < NELEM(syscalls) && syscalls[num])