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