[PATCH] PM / Hibernate: use rb_entry instead of container_of

From	Geliang Tang <geliangtang@gmail.com>
Newsgroups	linux.kernel
Subject	[PATCH] PM / Hibernate: use rb_entry instead of container_of
Date	2016-12-19 16:10 +0100
Message-ID	<sQ7JF-16N-67@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

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To make the code clearer, use rb_entry() instead of container_of() to
deal with rbtree.

Signed-off-by: Geliang Tang <geliangtang@gmail.com>
---
 kernel/power/swap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/power/swap.c b/kernel/power/swap.c
index 32e0c23..f80fd33 100644
--- a/kernel/power/swap.c
+++ b/kernel/power/swap.c
@@ -201,7 +201,7 @@ void free_all_swap_pages(int swap)
 		struct swsusp_extent *ext;
 		unsigned long offset;
 
-		ext = container_of(node, struct swsusp_extent, node);
+		ext = rb_entry(node, struct swsusp_extent, node);
 		rb_erase(node, &swsusp_extents);
 		for (offset = ext->start; offset <= ext->end; offset++)
 			swap_free(swp_entry(swap, offset));
-- 
2.9.3

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[PATCH] PM / Hibernate: use rb_entry instead of container_of Geliang Tang <geliangtang@gmail.com> - 2016-12-19 16:10 +0100
  Re: [PATCH] PM / Hibernate: use rb_entry instead of container_of Pavel Machek <pavel@ucw.cz> - 2016-12-19 21:10 +0100

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