From mboxrd@z Thu Jan 1 00:00:00 1970 Received: by ey-out-1920.google.com with SMTP id 21so755460eyc.44 for ; Mon, 08 Dec 2008 18:02:35 -0800 (PST) Date: Tue, 9 Dec 2008 05:02:27 +0300 From: Alexander Beregalov Subject: [PATCH] mm/memory: use uninitialized_var() macro for suppressing gcc warnings Message-ID: <20081209020227.GA23948@orion> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Sender: owner-linux-mm@kvack.org Return-Path: To: linux-mm@kvack.org, linux-kernel@vger.kernel.org List-ID: 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 --- 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) -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org