[PATCH 19/21] Hibernation: Prepare for handle.cur removal

[Nigel Cunningham <nigel@xxxxxxxxxxxx>]

Prepare for the removal of handle.cur by stopping using
it in get_swap_reader.

Signed-off-by: Nigel Cunningham <nigel@xxxxxxxxxxxx>
---
 kernel/power/block_io.c |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/kernel/power/block_io.c b/kernel/power/block_io.c
index c71c7c3..dd71ef2 100644
--- a/kernel/power/block_io.c
+++ b/kernel/power/block_io.c
@@ -276,29 +276,29 @@ int get_swap_reader(unsigned int *flags_p, sector_t first_page)
 	if (!handle.cur)
 		return -ENOMEM;
 
-	error = hib_bio_read_page(first_page, handle.cur, 1);
+	error = hib_prepare_buffer();
 	if (error) {
 		release_swap_reader();
 		return error;
 	}
 
-	error = hib_prepare_buffer();
+	/* Bootstrap reading the extents */
+	error = hib_bio_read_page(first_page, hib_ppio_buffer, 1);
 	if (error) {
 		release_swap_reader();
+		hib_free_buffer();
 		return error;
 	}
 
 	handle.k = 0;
 
-	/* Bootstrap reading the extents */
-	memcpy(hib_ppio_buffer, handle.cur, PAGE_SIZE);
 	error = hib_extents_load(&sector_extents, 1);
 
 	if (error) {
 		release_swap_reader();
-		return error;
 	}
 
+	hib_free_buffer();
 	return error;
 }
 
-- 
1.7.0.4

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