Re: [cleanup][2/2] mm: add_to_swap_cache() does not return -EEXIST

[Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>]

Andrew, this is a minor fix for mm-add_to_swap_cache-does-not-return-eexist.patch.

It didn't catch up with the change in [1/2](mm-add_to_swap_cache-must-not-sleep.patch).

===
From: Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>

fix indent size.

Signed-off-by: Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>
---
 mm/swap_state.c |   12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/mm/swap_state.c b/mm/swap_state.c
index ff5bd8c..6d1daeb 100644
--- a/mm/swap_state.c
+++ b/mm/swap_state.c
@@ -92,12 +92,12 @@ static int __add_to_swap_cache(struct page *page, swp_entry_t entry)
 	spin_unlock_irq(&swapper_space.tree_lock);
 
 	if (unlikely(error)) {
-			/*
-			 * Only the context which have set SWAP_HAS_CACHE flag
-			 * would call add_to_swap_cache().
-			 * So add_to_swap_cache() doesn't returns -EEXIST.
-			 */
-			VM_BUG_ON(error == -EEXIST);
+		/*
+		 * Only the context which have set SWAP_HAS_CACHE flag
+		 * would call add_to_swap_cache().
+		 * So add_to_swap_cache() doesn't returns -EEXIST.
+		 */
+		VM_BUG_ON(error == -EEXIST);
 		set_page_private(page, 0UL);
 		ClearPageSwapCache(page);
 		page_cache_release(page);

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