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x86/vdso: Add missing brackets in switch case

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0-day reported:

  arch/x86/entry/vdso/vma.c:199:3: warning: label followed by a declaration
  				 	    is a C23 extension [-Wc23-extensions]

Add the missing brackets.

Fixes: e93d2521b2 ("x86/vdso: Split virtual clock pages into dedicated mapping")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Closes: https://lore.kernel.org/oe-kbuild-all/202411022359.fBPFTg2T-lkp@intel.com/
This commit is contained in:
Thomas Gleixner 2024-11-02 22:11:24 +01:00
parent a812eee0b6
commit 7fa3c36ea2
1 changed files with 5 additions and 0 deletions
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5
arch/x86/entry/vdso/vma.c
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@ -196,21 +196,26 @@ static vm_fault_t vvar_vclock_fault(const struct vm_special_mapping *sm,
switch (vmf->pgoff) {
#ifdef CONFIG_PARAVIRT_CLOCK
case VDSO_PAGE_PVCLOCK_OFFSET:
{
struct pvclock_vsyscall_time_info *pvti =
pvclock_get_pvti_cpu0_va();
if (pvti && vclock_was_used(VDSO_CLOCKMODE_PVCLOCK))
return vmf_insert_pfn_prot(vma, vmf->address,
__pa(pvti) >> PAGE_SHIFT,
pgprot_decrypted(vma->vm_page_prot));
break;
}
#endif /* CONFIG_PARAVIRT_CLOCK */
#ifdef CONFIG_HYPERV_TIMER
case VDSO_PAGE_HVCLOCK_OFFSET:
{
unsigned long pfn = hv_get_tsc_pfn();
if (pfn && vclock_was_used(VDSO_CLOCKMODE_HVCLOCK))
return vmf_insert_pfn(vma, vmf->address, pfn);
break;
}
#endif /* CONFIG_HYPERV_TIMER */
}