powerpc/mm: Fix "sz" set but not used warning

Qian Cai · mpe · commit 8132cf115efc · 2019-03-02T14:43:05.000+11:00
Fix compiler warning: arch/powerpc/mm/hugetlbpage-hash64.c: In function '__hash_page_huge': arch/powerpc/mm/hugetlbpage-hash64.c:29:28: warning: variable 'sz' set but not used [-Wunused-but-set-variable] mpe: The last usage of sz was removed in 0895ecd ("powerpc/mm: Bring hugepage PTE accessor functions back into sync with normal accessors"). Signed-off-by: Qian Cai <cai@lca.pw> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
diff --git a/arch/powerpc/mm/hugetlbpage-hash64.c b/arch/powerpc/mm/hugetlbpage-hash64.c
@@ -26,7 +26,7 @@ int __hash_page_huge(unsigned long ea, unsigned long access, unsigned long vsid,
 	real_pte_t rpte;
 	unsigned long vpn;
 	unsigned long old_pte, new_pte;
-	unsigned long rflags, pa, sz;
+	unsigned long rflags, pa;
 	long slot, offset;
 
 	BUG_ON(shift != mmu_psize_defs[mmu_psize].shift);
@@ -73,7 +73,6 @@ int __hash_page_huge(unsigned long ea, unsigned long access, unsigned long vsid,
 		offset = PTRS_PER_PMD;
 	rpte = __real_pte(__pte(old_pte), ptep, offset);
 
-	sz = ((1UL) << shift);
 	if (!cpu_has_feature(CPU_FTR_COHERENT_ICACHE))
 		/* No CPU has hugepages but lacks no execute, so we
 		 * don't need to worry about that case */
