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Hibernate: Replace unnecessary evaluation of pfn_to_page() 

Replace one evaluation of pfn_to_page() in copy_data_pages() with
the value of a local variable containing the right number already.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Acked-by: Pavel Machek <pavel@suse.cz>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Rafael J. Wysocki 2008-12-08 00:52:49 +01:00 committed by Len Brown
parent 846705deb0
commit baa5835df1
1 changed files with 1 additions and 1 deletions
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kernel/power/snapshot.c
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@ -981,7 +981,7 @@ static void copy_data_page(unsigned long dst_pfn, unsigned long src_pfn)
* data modified by kmap_atomic()
*/
safe_copy_page(buffer, s_page);
dst = kmap_atomic(pfn_to_page(dst_pfn), KM_USER0);
dst = kmap_atomic(d_page, KM_USER0);
memcpy(dst, buffer, PAGE_SIZE);
kunmap_atomic(dst, KM_USER0);
} else {