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parisc: simplify sys_clone()

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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>
This commit is contained in:
Helge Deller 2009-02-13 23:58:29 +01:00 committed by Kyle McMartin
parent 548f1176f0
commit 803094f480
1 changed files with 2 additions and 12 deletions
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14
arch/parisc/kernel/process.c
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@ -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);
}