parisc: simplify sys_clone()

No need to test clone_flags here and set parent_tidptr and child_tidptr
accordingly. The same check will be done in do_fork() and copy_process() anyway.

Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>

diff --git a/arch/parisc/kernel/process.c b/arch/parisc/kernel/process.c
index b80e02a..ad585fd 100644 (file)
--- a/arch/parisc/kernel/process.c
+++ b/arch/parisc/kernel/process.c
@@ -231,8 +231,8 @@ sys_clone(unsigned long clone_flags, unsigned long usp,
           
           However, these last 3 args are only examined
           if the proper flags are set. */
-       int __user *child_tidptr;
-       int __user *parent_tidptr;
+       int __user *parent_tidptr = (int __user *)regs->gr[24];
+       int __user *child_tidptr  = (int __user *)regs->gr[22];
 
        /* usp must be word aligned.  This also prevents users from
         * passing in the value 1 (which is the signal for a special
@@ -243,16 +243,6 @@ sys_clone(unsigned long clone_flags, unsigned long usp,
        if (usp == 0)
          usp = regs->gr[30];
 
-       if (clone_flags & CLONE_PARENT_SETTID)
-         parent_tidptr = (int __user *)regs->gr[24];
-       else
-         parent_tidptr = NULL;
-       
-       if (clone_flags & (CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID))
-         child_tidptr = (int __user *)regs->gr[22];
-       else
-         child_tidptr = NULL;
-
        return do_fork(clone_flags, usp, regs, 0, parent_tidptr, child_tidptr);
 }