Messages in this thread Patch in this message | | | Date | Tue, 9 Dec 2008 05:02:27 +0300 | From | Alexander Beregalov <> | Subject | [PATCH] mm/memory: use uninitialized_var() macro for suppressing gcc warnings |
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uninitialized_var() macro was introduced in 94909914 (Add unitialized_var() macro for suppressing gcc warnings)
mm/memory.c:1485: warning: 'ptl' may be used uninitialized in this function mm/memory.c:561: warning: 'dst_ptl' may be used uninitialized in this function
Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com> ---
mm/memory.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/mm/memory.c b/mm/memory.c index fc031d6..5610a45 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -558,7 +558,7 @@ static int copy_pte_range(struct mm_struct *dst_mm, struct mm_struct *src_mm, unsigned long addr, unsigned long end) { pte_t *src_pte, *dst_pte; - spinlock_t *src_ptl, *dst_ptl; + spinlock_t *src_ptl, *uninitialized_var(dst_ptl); int progress = 0; int rss[2]; @@ -1482,7 +1482,7 @@ static int remap_pte_range(struct mm_struct *mm, pmd_t *pmd, unsigned long pfn, pgprot_t prot) { pte_t *pte; - spinlock_t *ptl; + spinlock_t *uninitialized_var(ptl); pte = pte_alloc_map_lock(mm, pmd, addr, &ptl); if (!pte)
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