mirror of https://gitee.com/openkylin/linux.git
staging: unisys: get rid of goto in visorchipset_ioctl()
Remove another completely unnecessary goto and just return the values directly. Signed-off-by: Ken Depro <kenneth.depro@unisys.com> Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -166,7 +166,6 @@ visorchipset_mmap(struct file *file, struct vm_area_struct *vma)
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long visorchipset_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
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{
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int rc = SUCCESS;
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s64 adjustment;
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s64 vrtc_offset;
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@ -177,28 +176,21 @@ long visorchipset_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
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vrtc_offset = issue_vmcall_query_guest_virtual_time_offset();
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if (copy_to_user
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((void __user *)arg, &vrtc_offset, sizeof(vrtc_offset))) {
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rc = -EFAULT;
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goto Away;
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return -EFAULT;
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}
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DBGINF("insde visorchipset_ioctl, cmd=%d, vrtc_offset=%lld",
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cmd, vrtc_offset);
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break;
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return SUCCESS;
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case VMCALL_UPDATE_PHYSICAL_TIME:
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if (copy_from_user
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(&adjustment, (void __user *)arg, sizeof(adjustment))) {
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rc = -EFAULT;
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goto Away;
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return -EFAULT;
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}
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DBGINF("insde visorchipset_ioctl, cmd=%d, adjustment=%lld", cmd,
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adjustment);
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rc = issue_vmcall_update_physical_time(adjustment);
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break;
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return issue_vmcall_update_physical_time(adjustment);
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default:
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LOGERR("visorchipset_ioctl received invalid command");
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rc = -EFAULT;
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break;
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return -EFAULT;
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}
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Away:
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DBGINF("exiting %d!", rc);
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return rc;
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}
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