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

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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

#1544601 — [PATCH] PM / Hibernate: use rb_entry instead of container_of

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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#1544754

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On Mon 2016-12-19 23:03:11, Geliang Tang wrote:
> To make the code clearer, use rb_entry() instead of container_of() to
> deal with rbtree.
> 
> Signed-off-by: Geliang Tang <geliangtang@gmail.com>

Acked-by: Pavel Machek <pavel@ucw.cz>

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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