The patch titled
mm: fix unitialized return value in mm/mlock.c: __mlock_vma_pages_range()
has been added to the -mm tree. Its filename is
mm-fix-unitialized-return-value-in-mm-mlockc-__mlock_vma_pages_range.patch
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Subject: mm: fix unitialized return value in mm/mlock.c: __mlock_vma_pages_range()
From: Helge Deller <deller@xxxxxx>
Fix an uninitialized return value when compiling on parisc (with
CONFIG_UNEVICTABLE_LRU=y):
mm/mlock.c: In function `__mlock_vma_pages_range':
mm/mlock.c:165: warning: `ret' might be used uninitialized in this function
Signed-off-by: Helge Deller <deller@xxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/mlock.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN mm/mlock.c~mm-fix-unitialized-return-value-in-mm-mlockc-__mlock_vma_pages_range mm/mlock.c
--- a/mm/mlock.c~mm-fix-unitialized-return-value-in-mm-mlockc-__mlock_vma_pages_range
+++ a/mm/mlock.c
@@ -162,7 +162,7 @@ static long __mlock_vma_pages_range(stru
unsigned long addr = start;
struct page *pages[16]; /* 16 gives a reasonable batch */
int nr_pages = (end - start) / PAGE_SIZE;
- int ret;
+ int ret = 0;
int gup_flags = 0;
VM_BUG_ON(start & ~PAGE_MASK);
_
Patches currently in -mm which might be from deller@xxxxxx are
mm-fix-unitialized-return-value-in-mm-mlockc-__mlock_vma_pages_range.patch
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