[PATCH][TRIVIAL] mm/frontswap: fix uninit'ed variable warning

[Seth Jennings]

Fixes uninitialized variable warning on 'type' in frontswap_shrink().
type is set before use by __frontswap_unuse_pages() called by
__frontswap_shrink() called by frontswap_shrink() before use by
try_to_unuse().

Signed-off-by: Seth Jennings <sjenning@xxxxxxxxxxxxxxxxxx>
---
Based on next-20120730

 mm/frontswap.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/frontswap.c b/mm/frontswap.c
index 6b3e71a..89dc399 100644
--- a/mm/frontswap.c
+++ b/mm/frontswap.c
@@ -292,7 +292,7 @@ static int __frontswap_shrink(unsigned long target_pages,
 void frontswap_shrink(unsigned long target_pages)
 {
 	unsigned long pages_to_unuse = 0;
-	int type, ret;
+	int uninitialized_var(type), ret;
 
 	/*
 	 * we don't want to hold swap_lock while doing a very
-- 
1.7.9.5

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