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ptrace: cleanup arch_ptrace() on ARM
use new 'datap' variable in order to remove unnecessary castings. Signed-off-by: Namhyung Kim <namhyung@gmail.com> Cc: Russell King <linux@arm.linux.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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eb5a369931
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b640a0d192
1 changed files with 13 additions and 12 deletions
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@ -1079,10 +1079,11 @@ long arch_ptrace(struct task_struct *child, long request,
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unsigned long addr, unsigned long data)
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{
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int ret;
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unsigned long __user *datap = (unsigned long __user *) data;
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switch (request) {
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case PTRACE_PEEKUSR:
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ret = ptrace_read_user(child, addr, (unsigned long __user *)data);
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ret = ptrace_read_user(child, addr, datap);
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break;
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case PTRACE_POKEUSR:
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@ -1090,34 +1091,34 @@ long arch_ptrace(struct task_struct *child, long request,
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break;
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case PTRACE_GETREGS:
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ret = ptrace_getregs(child, (void __user *)data);
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ret = ptrace_getregs(child, datap);
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break;
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case PTRACE_SETREGS:
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ret = ptrace_setregs(child, (void __user *)data);
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ret = ptrace_setregs(child, datap);
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break;
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case PTRACE_GETFPREGS:
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ret = ptrace_getfpregs(child, (void __user *)data);
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ret = ptrace_getfpregs(child, datap);
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break;
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case PTRACE_SETFPREGS:
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ret = ptrace_setfpregs(child, (void __user *)data);
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ret = ptrace_setfpregs(child, datap);
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break;
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#ifdef CONFIG_IWMMXT
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case PTRACE_GETWMMXREGS:
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ret = ptrace_getwmmxregs(child, (void __user *)data);
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ret = ptrace_getwmmxregs(child, datap);
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break;
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case PTRACE_SETWMMXREGS:
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ret = ptrace_setwmmxregs(child, (void __user *)data);
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ret = ptrace_setwmmxregs(child, datap);
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break;
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#endif
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case PTRACE_GET_THREAD_AREA:
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ret = put_user(task_thread_info(child)->tp_value,
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(unsigned long __user *) data);
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datap);
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break;
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case PTRACE_SET_SYSCALL:
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@ -1127,21 +1128,21 @@ long arch_ptrace(struct task_struct *child, long request,
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#ifdef CONFIG_CRUNCH
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case PTRACE_GETCRUNCHREGS:
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ret = ptrace_getcrunchregs(child, (void __user *)data);
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ret = ptrace_getcrunchregs(child, datap);
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break;
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case PTRACE_SETCRUNCHREGS:
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ret = ptrace_setcrunchregs(child, (void __user *)data);
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ret = ptrace_setcrunchregs(child, datap);
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break;
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#endif
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#ifdef CONFIG_VFP
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case PTRACE_GETVFPREGS:
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ret = ptrace_getvfpregs(child, (void __user *)data);
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ret = ptrace_getvfpregs(child, datap);
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break;
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case PTRACE_SETVFPREGS:
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ret = ptrace_setvfpregs(child, (void __user *)data);
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ret = ptrace_setvfpregs(child, datap);
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break;
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#endif
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