Messages in this thread Patch in this message | | | From | Stratos Psomadakis <> | Subject | [PATCH 1/1] ppc64: fix build error when compiling with gcc-4.6.0 | Date | Mon, 18 Apr 2011 19:38:59 +0300 |
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variable 'old' is set but not used, which results to a warning (-Werror=unused-but-set-variable) when compiling with gcc-4.6.0, and subsequent build failure. Remove the variable 'old', since it's not used anyway.
--- arch/powerpc/include/asm/pgtable-ppc64.h | 13 ++++++------- 1 files changed, 6 insertions(+), 7 deletions(-)
diff --git a/arch/powerpc/include/asm/pgtable-ppc64.h b/arch/powerpc/include/asm/pgtable-ppc64.h index 2b09cd5..a49d592 100644 --- a/arch/powerpc/include/asm/pgtable-ppc64.h +++ b/arch/powerpc/include/asm/pgtable-ppc64.h @@ -257,21 +257,20 @@ static inline int __ptep_test_and_clear_young(struct mm_struct *mm, static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { - unsigned long old; - if ((pte_val(*ptep) & _PAGE_RW) == 0) - return; - old = pte_update(mm, addr, ptep, _PAGE_RW, 0); + if ((pte_val(*ptep) & _PAGE_RW) == 0) + return; + + pte_update(mm, addr, ptep, _PAGE_RW, 0); } static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { - unsigned long old; - if ((pte_val(*ptep) & _PAGE_RW) == 0) return; - old = pte_update(mm, addr, ptep, _PAGE_RW, 1); + + pte_update(mm, addr, ptep, _PAGE_RW, 1); } /* -- 1.7.4.1
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